Query: user: Hey, I need to go on a short trip. Can you help me book a bus ticket?
assistant: Where are you going and when do you plan to leave?
user: I plan to leave today to Las Vegas.
assistant: Where will you be leaving from?
user: From Los Angeles.
assistant: I found 4 buses. How about one that leaves at 7:40 am and the ticket costs $40. It's an Economy ticket.
user: Any other available?
assistant: There's one that leaves at 12:30 pm and the ticket costs $35. Also an Economy ticket.
user: Sounds real good.
assistant: Would you like to book the tickets?
user: Yes please. 3 tickets.

Intent: Buses:BuyBusTicket