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app.py

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+import streamlit as st
+import datetime
+from openai import OpenAI
+import os
+from prompts import PROMPT_FOR_MANDATE
+
+OPENAI_API_KEY = os.getenv("OPENAI_API_KEY")
+client = OpenAI(api_key=OPENAI_API_KEY)
+st.set_page_config(page_title="AI Trip Planner")
+
+if 'clicked' not in st.session_state:
+    st.session_state.clicked = False
+
+
+def click_button():
+    st.session_state.clicked = True
+
+
+with st.sidebar:
+    st.title("Your AI Trip Planner!")
+    where_to = st.text_area("Where To?")
+    number_of_days = st.text_area("How many days?")
+    itinerary_type = st.multiselect(
+            "Itinerary Type(s):",
+            (
+                "Standard",
+                "Adventure",
+                "Bachelor Party",
+                "Bachelor Party",
+                "Bicycling",
+                "City Experiences",
+                "Cultural Immersion",
+                "Dog Friendly",
+                "Eco Friendly",
+                "Educational",
+                "Family Friendly",
+                "Foodie",
+                "Honeymoon",
+                "Luxury",
+                "Motorcycle Riding",
+                "Nature",
+                "Relaxation",
+                "Rail/Train Trip",
+                "Road Trip",
+                "Shoestring Budget",
+                "Volunteering",
+            )
+    )
+    when_your_trip_start = st.date_input("When your trip start?", datetime.date(2024, 7, 6))
+    when_your_trip_end = st.date_input("When your trip end?", datetime.date(2024, 7, 8))
+    travel_preference = st.text_area("Any travel preference?")
+    st.button("Generate Trip Plan", on_click=click_button)
+
+if st.session_state.clicked:
+    if where_to and number_of_days and itinerary_type:
+        message_placeholder = st.empty()
+        full_response = ""
+        prompt = f"""PLACE:```{where_to}``` , NUMBER_OF_DAYS:```{number_of_days}```, TRIP_TYPE: ```{itinerary_type}```""" + \
+                 PROMPT_FOR_MANDATE
+        for response in client.chat.completions.create(
+                model="gpt-4",
+                messages=[{'role': 'user', 'content': prompt}],
+                stream=True,
+        ):
+            if response.choices[0].delta.content is not None:
+                full_response += response.choices[0].delta.content
+                message_placeholder.markdown(full_response + "▌")
+        message_placeholder.markdown(full_response)
+    elif where_to and number_of_days and itinerary_type or when_your_trip_start or when_your_trip_end or travel_preference:
+        message_placeholder = st.empty()
+        full_response = ""
+        prompt = f"""PLACE:```{where_to}``` , NUMBER_OF_DAYS:```{number_of_days}```, TRIP_TYPE: ```{itinerary_type}```,
+TRIP_START: ```{when_your_trip_start}```, TRIP_END:```{when_your_trip_end}```, TRAVEL_PREFERENCE:```{travel_preference}```""" + \
+                 PROMPT_FOR_MANDATE
+        for response in client.chat.completions.create(
+                model="gpt-4",
+                messages=[{'role': 'user', 'content': prompt}],
+                stream=True,
+        ):
+            if response.choices[0].delta.content is not None:
+                full_response += response.choices[0].delta.content
+                message_placeholder.markdown(full_response + "▌")
+        message_placeholder.markdown(full_response)

prompts.py

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+PROMPT_FOR_MANDATE = """User is going to place:PLACE, for number of days:NUMBER_OF_DAYS, for a this type of trip: TRIP_TYPE. Your task is to
+create a complete Trip Planner. Lets divide how you will give the trip planner step by step:
+1.) First check where the user is going , for how many days and which type of trip the user is planning.
+2.) Take time to think and plan the trip on your own first.
+3.) You should provide where the user will go on which day, on a single day time based trip planning, at what time user will visit at 
+what site seeing area, also add a small comment about that area, where the user will have breakfast, shopping, dinner etc.
+4.) Final Output will be a Point based Drop down, for example if the user is going to Goa , for 6 days for a standard trip then the output
+from your side will look like this:
+```
+DAY 1\n
+North Goa Delights\n
+North Goa, India\n\n
+* 8:00AM \t Breakfast at Infantaria\n Price: 100 Rs \n Time: 1 Hour \n Start your day with a delicious breakfast at Infantaria, 
+a famous Goan eatery known for its fresh bakes and coffee.\n
+* 10:00AM \t Explore Fort Aguada \n Price: 1000 Rs \n Time: 1 Hour \n Visit the historic Fort Aguada, offering stunning views of the 
+Arabian Sea and a glimpse into Goa's colonial past.\n\n
+```
+"""
+
+PROMPT_FOR_ALL = """User is going to place:PLACE, for number of days:NUMBER_OF_DAYS, for a this type of trip: TRIP_TYPE, user is 
+starting the trip on TRIP_START, and ending the trip on TRIP_END, also the user have some preferences TRAVEL_PREFERENCE.
+Your task is to
+create a complete Trip Planner. Lets divide how you will give the trip planner step by step:
+1.) First check where the user is going , for how many days and which type of trip the user is planning, about trip start and end, also
+the preferences of the user. Always be customised and personalised for the user.
+2.) Take time to think and plan the trip on your own first.
+3.) You should provide where the user will go on which day, on a single day time based trip planning, at what time user will visit at 
+what site seeing area, also add a small comment about that area, where the user will have breakfast, shopping, dinner etc.
+4.) Final Output will be a Point based Drop down, for example if the user is going to Goa , for 6 days for a standard trip then the output
+from your side will look like this:
+```
+DAY 1\n
+North Goa Delights\n
+North Goa, India\n\n
+* 8:00AM \t Breakfast at Infantaria\n Price: 100 Rs \n Time: 1 Hour \n Start your day with a delicious breakfast at Infantaria, 
+a famous Goan eatery known for its fresh bakes and coffee.\n
+* 10:00AM \t Explore Fort Aguada \n Price: 1000 Rs \n Time: 1 Hour \n Visit the historic Fort Aguada, offering stunning views of the 
+Arabian Sea and a glimpse into Goa's colonial past.\n\n
+```
+"""

requirements.txt

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+openai
+streamlit
+datetime