Query: user: I need you to find a bus for me.
assistant: What is your destination and when would you like to leave? Where would be leaving from?
user: I want to leave from Sacramento to San Diego on the 13th.
assistant: There are 8 buses available. There is one that leaves at 10:20 am and there is 1 transfer. The price is $80
user: Is there anything else?
assistant: There is one that leaves at 10:50 am and has 1 transfer. The price is $83
user: What is the destination station?
assistant: It arrives at Santa Fe Depot.
user: That would be great.
assistant: You would like bus tickets?
user: Yes, I want tickets.
assistant: How many tickets?
user: I need four.
assistant: You want 4 tickets for a bus leaving from Sacramento to San Diego on March 13th at 10:50 am?
user: That would be fine.

Intent: Buses:BuyBusTicket