user_query: create a countries list
response_text: OK, I made a list called "Countries".
user_query: add Peru to the list
response_text: OK. Peru on your list called "Countries". Anything else?
user_query: no
response_text: OK, your list is updated.
user_query: I'd like to alter my list
response_text: Alright, do you want to edit the title or an item?
user_query: the title
response_text: OK, do you want to edit the title or an item?
User: I need a taxi, make it an Uber to get me to work by 4.
Parse: Order_ride ( dropoff_location « work » dropoff_time « 4 » provider « Uber » )