Domains: Trains_15, Hotels_25

user: I need 1 seat on the train.

system: What is your departure and destination city?

user: I need tickets from Seattle, WA to Vancouver, BC.

system: On which date will you be travelling?

user: I need tickets for March 7th.

system: I have 9 options. There is a train departing at 6:20 am for a total of $55.

user: That one is great.

system: Should I book your ticket?

user: No, but I need a place to stay.

system: There are 10 options. 1018 Granville Street has a 4.2 rating.

user: Is there laundry service?

system: No, there is no laundry service.

user: That home sounds great. Thanks for now.

system: You're welcome. Goodbye.