Domains: Flights_15, Buses_15

user: Help me search for one-way flights, please.

system: Can you provide me with details of your itinerary?

user: I want to fly on 9th of this month, travelling from Portland, OR, to Vancouver, BC.

system: Well, you have 3 options. I recommend an American Airlines flight departing at 10:45 am, with 1 scheduled stop, at a cost of $226.

user: I'd prefer to look at something else.

system: In that case, there is a Southwest Airlines flight leaving at 3:15 pm, with 1 scheduled stop, at a cost of $217.

user: Keep searching please. I need just the one ticket.

system: The 1 remaining option is a United Airlines flight leaving at 10:35 am, with 1 scheduled stop, at a cost of $228.

user: When does it arrive in Vancouver? Is the ticket refundable?

system: The flight will arrive at 8:12 pm, but the ticket is not refundable.

user: Well, I like the sound of it.

system: Shall I buy the tickets now?

user: Yes, go ahead.

system: So to recap, you want me to book 1 economy ticket for a United Airlines flight from Portland to Vancouver, departing on March 9th?

user: That's all in order.

system: The ticket has been purchased.

user: Which airports are on this route?

system: The flight leaves from PDX International Airport, and arrives at YVR International Airport.

user: Thanks a lot. Can you help me search for a bus?

system: Are you leaving on March 9th?

user: I'll leave on Friday next week.

system: There is a bus leaving at 6:50 am, with 0 transfers, at a cost of $47.

user: Which bus station is it heading to?

system: It's going to Pacific Central Station.

user: Thanks a lot, that's all I need for now.

system: Have a great day!