def simple_chatbot(user_query):
   if user_query == "What is the total revenue for MSFT 2023?":
       return "The total revenue is $ 2,11,915 Millions"
   elif user_query == "What is the total revenue for AAPL 2023?":
       return "The total revenue is $ 3,83,285 Millions"
   elif user_query == "What is the total revenue for TSLA 2023?":
       return "The total revenue is $ 96,773 Millions"
   elif user_query == "What is the total revenue for AAPL 2022?":
       return "The total revenue is $ 3,94,328 Millions"
   elif user_query == "What is the total revenue for TSLA 2022?":
       return "The total revenue is $ 81,462 Millions"
   else:
       return "Sorry, I can only provide information on predefined queries."