Domains: Travel_15, Hotels_25, Flights_45

user: I would like to visit a historical spot in Portland.

system: There are 2 that might interest you. St. Johns Bridge is a Historical Landmark.

user: That would be fine. Find me a house close to there to stay in.

system: There are 10 houses available. There is a lovely house at 1000 Northeast Multnomah Street that has a rating of 4.1.

user: I would like the phone number for there. Do they have laundry service?

system: The number is +1 503-281-6111 and there is laundry service.

user: I would like that house. I would also need a round trip tickets for three on a flight returning on March 10th. Any class of ticket would be fine.

system: Which city would you be leaving from and when would you like to leave?

user: I would like to leave LA on the 3rd.

system: I have found 5 available flights. There is a 4:40 am Alaska Airlines flight that would be returning at 10:05 am. The cost is $298

user: That would work. That would be all.

system: Enjoy your day.