user_query: start a list called fruits
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: create list called vegetables
response_text: Got it, I made a list called "Vegetables".
user_query: i want a list called snacks
response_text: OK, I made a list called "Snacks".
user_query: can you remove 2 lists
response_text: Alright, what do you want to call it?
user_query: fruits and snacks
response_text: Got it, I made a list called "Fruits And Snacks".
User: Get my Visa, no, American Express statement for this billing cycle.
Parse: Get_bill ( billing_cycle « this billing cycle » card_company « American Express » )