Query: user: I need to find a bus.
assistant: What is your departure date and destination?
user: I'm going to Long Beach, CA on the 6th.
assistant: What is your departure city?
user: Leaving from SD.
assistant: There is a bus departing at 6:50 am for a total of $24.
user: Is there anything else?
assistant: There is a bus departing at 7:10 am for a total of $24.
user: Great. I will need tickets.
assistant: How many tickets will you need?
user: I will need 2 tickets.

Intent: Buses:BuyBusTicket