user_query: Start a list named New List
response_text: OK, what do you want to call it?
user_query: New List
response_text: Alright, what do you want to call it?
user_query: Newer List
response_text: OK, I made a list called "Newer List".
user_query: Delete the newer list
response_text: OK, I made a list called "Delete The Newer List".
User: Purchase tickets  tickets to a rock concert in December in Los Angeles
Parse: BuyEventTickets ( event_location « Los Angeles » event_time « December » event_type « rock concert » )