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streamlit_app.py

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+import streamlit as st
+import requests
+import datetime
+
+BASE_URL = "https://mishrabp-trip-advisor-api.hf.space/"   # Backend endpoint
+
+# Set up Streamlit page configuration
+st.set_page_config(
+    page_title="Travel Planner Agentic Application",
+    page_icon="🌍",
+    layout="wide",
+    initial_sidebar_state="expanded",
+)
+
+# ---------------------------
+# Sidebar Navigation
+# ---------------------------
+with st.sidebar:
+    st.image("https://cdn-icons-png.flaticon.com/512/201/201623.png", width=80)
+    st.title("🌍 Travel Planner")
+    st.markdown("Plan your trips effortlessly with AI ✈️")
+    st.markdown("---")
+    st.subheader("Navigation")
+    st.page_link("https://openai.com", label="🏠 Home", disabled=True)
+    st.page_link("https://openai.com", label="🧳 My Trips", disabled=True)
+    st.page_link("https://openai.com", label="⚙️ Settings", disabled=True)
+    st.markdown("---")
+    st.caption("Powered by Kube9t's Travel Agent AI")
+
+# ---------------------------
+# Hero Section
+# ---------------------------
+st.markdown(
+    """
+    <div style="background-color:#0c2a45; padding:2rem 1rem; border-radius:10px;">
+        <h1 style="color:white; text-align:center;">🌍 Travel Planner Agentic Application</h1>
+        <p style="color:white; text-align:center; font-size:1.2rem;">
+            Let me help you design your next perfect trip — just tell me where you want to go!
+        </p>
+    </div>
+    """,
+    unsafe_allow_html=True
+)
+
+st.markdown("### ✨ What can I help you plan today?")
+
+# Initialize chat history
+if "messages" not in st.session_state:
+    st.session_state.messages = []
+
+# Chat input form
+with st.form(key="query_form", clear_on_submit=True):
+    user_input = st.text_input("Ask me something like: 'Plan a 7 days trip to Washnigton-DC, NewYork, and Niagra.'")
+    submit_button = st.form_submit_button("Send")
+
+# Handle form submission
+if submit_button and user_input.strip():
+    try:
+        with st.spinner("🧠 Thinking..."):
+            payload = {"question": user_input}
+            response = requests.post(f"{BASE_URL}/query", json=payload)
+
+        if response.status_code == 200:
+            answer = response.json().get("answer", "No answer returned.")
+            markdown_content = f"""
+### 🗺️ AI-Generated Travel Plan  
+**Generated:** {datetime.datetime.now().strftime('%Y-%m-%d at %H:%M')}  
+**Created by:** Kube9t's Travel Agent
+
+---
+
+{answer}
+
+---
+
+📝 *Please double-check all travel details, costs, and dates before booking.*
+"""
+            st.markdown(markdown_content)
+        else:
+            st.error("❌ Bot failed to respond: " + response.text)
+
+    except Exception as e:
+        st.error(f"⚠️ Something went wrong: {e}")