Query: user: Can you help me book a one way flight?
assistant: Sure, where are you going?
user: I'm going to Las Vegas and find a Delta Airlines flight if you can.
assistant: Okay, when are you leaving and where from?
user: On March 9th from SFO.
assistant: I found 1 flight for you. It's a Delta Airlines flight with 0 stops that departs at 10:50 am and costs $110.
user: Great, what about a bus?
assistant: A bus for March 9th?
user: No, for the 14th.
assistant: I found 7 that fit. There's an economy ticket for $47 on a bus departing at 7:20 am.
user: What's the destination and arrival bus station?
assistant: It leaves from Salesforce Transit Center and arrives in Union Plaza.
user: What other buses?
assistant: I found an economy ticket for $51 on the bus that leaves at 7:50 am.
user: Great, buy four tickets for that one.
assistant: Sure, can you confirm you'd like 4 economy tickets for the bus from San Francisco to Las Vegas departing March 14th at 7:50 am?
user: Yes, that's great.

Intent: Buses:BuyBusTicket