Query: user: I am searching for Concert events on the 12th of March.
assistant: Do you have any city preferences?
user: I prefer events in New York. I like Blues events.
assistant: I found 5 events which may suit your taste. There is a Ben Harper event held at Pier 17.
user: That sounds good to me. I want to purchase 3 tickets.
assistant: Please confirm these details: 3 tickets for Ben Harper event on March 12th in New York.
user: Yes, that works for me.

Intent: Events:BuyEventTickets