user_query: assemble a new list
response_text: Alright, what do you want to call it?
user_query: names 
response_text: Alright, I made a list called "Names".
user_query: omit the list
response_text: It looks like that list is already empty.
user_query: names
response_text: Here are some details
User: I need to order cat food now.
Parse: Get_product ( product « cat food » )