Domains: Flights_15, Buses_25

user: ?Can you find me a one way flight from Vancouver, BC?

system: Where are you going to and when are you leaving?

user: I am leaving the 4th of this month and going to Portland, OR.

system: I found 2 flights for you on Air Canada. The first one departs at 4:45 pm and has 1 stop. The cost is $247 per ticket.

user: That sounds good. Are there any buses going there? I am planning on leaving March 1st.

system: I found 8 buses for you. There is one leaving at 9:20 am in economy. The cost is $42 per ticket.

user: That sounds good. I would like to purchase a ticket.

system: How many do you want to purchase?

user: 2 tickets please.

system: Please confirm the following details: Purchasing 2 tickets on a bus leaving from Vancouver to Portland in economy, departing at 9:20 am on March 1st.

user: No, I need it for four people.

system: Please confirm the following: Purchasing 4 tickets departing from Vancouver.

user: Yes, that is correct. What bus station an I leaving from?

system: Your tickets are confirmed. The origin station is Pacific Central Station.

user: Thank you for you help.

system: Can I help you with anything else?

user: No thank you, that is all.

system: Have a great day.