user_query: create a shopping 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: shopping for holiday
response_text: OK, I made a list called "Shopping For Holiday".
user_query: add beverage
response_text: OK, what do you want to call it?
user_query: add beverage to "Shopping For Holiday"
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: no
response_text: No problem, nothing's been changed.
User: Pay the full amount due on my gas, I mean, water bill from this billing cycle.
Parse: Pay_bill ( billing_cycle « this billing cycle » payment_amount « full » service_type « water » )