Query: user: I need help searching for a bus.
assistant: Where do you want to go? When do you want to leave? and where are you going to leave from?
user: I want to leave from San Diego on the 12th of March and I am going Long Beach.
assistant: There are 10 buses that would work for you. One costs $26 and leaves at 8:20 am. This is an Economy ticket.
user: Are there any other ones? I need it for 3 people. I would like Economy extra tickets.
assistant: There are 9 buses that would work for you. There is a bus that leaves at 10:20 am, which costs $34. It is a Economy extra ticket as you requested.
user: Sounds good to me.
assistant: Shall I buy the tickets now?
user: Sure, I want to get an extra seat.
assistant: Please confirm the following details. Your bus will leave from San Diego on March 12th at 10:20 am and will arrive in Long Beach. There will be 3 Economy extra tickets.
user: Yes, this is correct. What station will be arrive in?
assistant: I bought the tickets. The arrival station is Downtown Station.
user: Thanks.

Intent: Buses:BuyBusTicket