user_query: add peter pan to that list
response_text: OK, I added peter pan.
user_query: show my movie list
response_text: You have one thing on that list.
user_query: yes
response_text: You have quite a few lists.
user_query: get list of movies to watch
response_text: Sorry, I looked for Movies To Watch, but couldn't find it. Do you want to see all of your lists?
User: Let's get tickets to the baseball, no basketball game next week.
Parse: BuyEventTickets ( event_time « next week » event_type « basketball game » )