user_query: create a grocery list and add tuna, salmon, pork, beef, shrimp to the list
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: OK, I made a list called "Grocery" and added those three things.
User: Get get me a Lyft for 8:30.
Parse: Order_ride ( pickup_time « 8:30 » provider « Lyft » )