Update app.py

app.py

@@ -35,7 +35,7 @@ index = pc.Index(index_name)
 MONGO_URI = os.getenv("MONGO_URI")
 client = MongoClient(MONGO_URI)
 db = client["chatbot_db"]
-chat_sessions = db["chat_sessions"]
+chat_sessions = db["chat_sessions3"]
 
 # Set LLM models
 FLASH_API = os.getenv("FLASH_API")