user_query: I meant to call Charlotte instead
response_text: Is that Charlotte WILLIAMS or Charlotte TAYLOR?
user_query: Olivia
response_text: Is that Olivia JONES or Olivia SMITH?
user_query: Call Olivia
response_text: Sorry, who do you wanna call?
User: Buy tickets to see Jason Aldean in um Miami in Miami.
Parse: BuyEventTickets ( event_location « Miami » event_performer « Jason Aldean » )