Domains: Flights_15, Buses_15

user: I need a one way flight.

system: Departure city and date? Destination?

user: Leaving Washington the 1st of March, going to Philly.

system: I found 3 flights. There's an American Airlines flight with 1 stop at 8 am for $138.

user: When does it get in?

system: 11:36 am.

user: Ok. Book it.

system: Please confirm: 1 economy ticket on American Airlines March 1st from Washington to Philadelphia.

user: Good. Is it refundable?

system: Your ticket is reserved and is refundable.

user: What's the departure airport?

system: Dulles International Airport.

user: Thanks. Find a bus there on the 3rd of March.

system: I found 8 buses. There's a 7:10 am bus with 0 stops for $33.

user: What else? Leaving the 9th.

system: There's a bus with 0 transfers leaving 7:50 am for $24.

user: Leaving from what station? Getting in where?

system: Leaving Intercity Terminal and arriving Union Station.

user: Ok good. That's all for now.

system: Have a nice day.