fixed error

app.py

@@ -3,13 +3,13 @@ import random
 # import lines go at the top! Any libraries I need to import go up here^^
  
 
-def yes_or_no(message, history):
+def magic_ball(message, history):
     return random.choice(['Yes', 'No', 'Of course', 'Try again', 'No, better luck next time!', "I think not", "Absolutely, yes!", ])
 # def echo(message, history):
     # return message
 
 print("Hello World")
-chatbot = gr.ChatInterface(function_name, title="Your Bestie!", type="I will serve you!")
+chatbot = gr.ChatInterface(magic_ball, title="Your Bestie!", type="I will serve you!")
 # defining my chatbot so that the user can interact and see their conversation history and send new messages