user_query: Establish a Grocery List, please.
response_text: Sure, I made a list called "Grocery".
user_query: Yes.
response_text: According to Wikipedia: Yes are an English progressive rock band formed in London in 1968 by lead singer and frontman Jon Anderson, bassist Chris Squire, guitarist Peter Banks, keyboardist Tony Kaye and drummer Bill Bruford. The band has undergone numerous line-up changes throughout their history, of which 19 musicians have been full-time members. And if you ever feel like humming along to a tune while making dinner, just say "Play music."
User: please buy tickets to the concert
Parse: BuyEventTickets ( event_type « concert » )