Domains: Flights_13, Buses_13

user: Can you get me a premium economy ticket on a one way flight to San Francisco?

system: Sure, where are you leaving from and when?

user: Las Vegas on the 14th.

system: I found an American Airlines flight with 0 stops that departs at 10:55 am and costs $151.

user: Look for 4 tickets on another flight.

system: There's a Southwest Airlines flight with 0 stops departing at 9:55 am for $159 per ticket.

user: What else did you find?

system: I found a United Airlines flight with 0 stops that departs at 3:05 pm for $162.

user: Great, can you look for buses there instead?

system: For March 14th?

user: No, the 2nd of March.

system: Yes, there's a bus with 0 transfers leaving at 10:50 am that costs $58.

user: Great, can you book that flight from earlier?

system: Sure, please confirm you'd like 4 premium economy tickets for the United Airlines flight from Las Vegas to San Francisco departing March 2nd.

user: Yes, can I get my money back on the ticket? And which airport does it leave from?

system: I've confirmed your ticket, but its not refundable. You're leaving from McCarran International Airport.

user: Great, thanks again.

system: Anything else I can do right now?

user: Nope, that's everything.

system: Have a great day.