modifications 4o and system input

app.py

@@ -11,7 +11,8 @@ from dotenv import load_dotenv
 load_dotenv()
 
 # ChatOpenAI Templates
-system_template = """You are a helpful assistant who always speaks in a pleasant tone!
+system_template = """You are a helpful assistant who always speaks in a pleasant tone. Provide clear, concise answers, but expand with examples or details when necessary. 
+Use bullet points or numbered lists for clarity where appropriate.
 """
 
 user_template = """{input}
@@ -22,10 +23,10 @@ Think through your response step by step.
 @cl.on_chat_start  # marks a function that will be executed at the start of a user session
 async def start_chat():
     settings = {
-        "model": "gpt-3.5-turbo",
-        "temperature": 0,
+        "model": "gpt-4o",
+        "temperature": 0.7,
         "max_tokens": 500,
-        "top_p": 1,
+        "top_p": 0.5,
         "frequency_penalty": 0,
         "presence_penalty": 0,
     }