user_query: create a list called shopping
response_text: Sorry, it looks like you already have a list with that name. Do you still want to make a new one?
user_query: yes
response_text: Got it, I made a list called "Shopping".
user_query: erase the shopping list]
response_text: Sorry, I couldn't find any lists with that name.
User: I need a ride to Virginia, no, West Virginia arriving at 3pm.
Parse: Order_ride ( dropoff_location « West Virginia » dropoff_time « 3pm » )