user_query: Create a favorite movies list
response_text: Sure, I made a list called "Favorite Movies".
user_query: Add TopGun, Shrek and Once Upon a time in hollywood 
response_text: Sure. Those two things on your list called "Favorite Movies". Anything else?
user_query: favorite movies
response_text: What do you want to add?
User: Quit my run.
Parse: Stop_exercise ( activity « run » )