user_query: Could you create a list for me named Costco
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: Add pears
response_text: Sure, I added pears.
user_query: apples and bananas
response_text: Got it, what do you want to call it?
User: add side straddle hop to fitness list
Parse: Add_item_to_list ( items « side straddle hop » list_label « fitness » list_singular_or_plural « list » )