user_query: Could you create a list for me named Costco
response_text: Sure, I made a list called "Costco".
user_query: Add pears and bananas on it
response_text: OK. Pears and bananas on your list called "Costco". Anything else?
user_query: jelly and peanut butter
response_text: Sure. Jelly and peanut butter. Anything else?
user_query: frozen berries
response_text: Frozen berries. Got it. What else?
User: Will you ask Lyft to cancel my ride for me now?
Parse: Cancel_ride ( provider « Lyft » )