Query: user: I would like to purchase tickets for an event.
assistant: Which city should I search in?
user: I'm looking for an event in SFO.
assistant: What type of event and how many tickets should I get?
user: I would like two tickets to Carmina Burana.
assistant: When would you like to attend the event?
user: I would like to attend the event on the 8th.
assistant: Booking 2 tickets for Carmina Burana on March 8th in San Francisco.
user: Yes, that works for me.

Intent: Events:BuyEventTickets