Update app.py

app.py

@@ -8,7 +8,7 @@ def Question(Ask_Question):
   #openai.api_key = os.environ.get('ApiKey')
  
  # Set up the model and prompt
-  model_engine = "text-davinci-003"
+  model_engine = "gpt-3.5-turbo"
 
   completion = openai.Completion.create(
   engine=model_engine,