Domains: Travel_15, Hotels_25, Flights_45

user: Could you find me some attractions?

system: Where should I search?

user: Toronto, Ontario.

system: I found 10 options. How about the tourist attraction, the 3d Toronto sign!

user: That'd be great, I'd like to find a house there.

system: There are 10 options for you. There's a nice one rated 4.2 stars at 108 chestnut street.

user: That'd be great.

system: Do you need anything else?

user: Can you find me a round trip flight to there, leaving from chi-town?

system: When do you want to travel?

user: I want to leave Monday next week, and return on the 11th.

system: I have 1 option. Does Delta Airlines work? They have a flight leaving at 9:50 am outbound, and returning at 12:50 pm, for $157.

user: Is it premium economy? and when does the return flight land?

system: The return flight lands at 1:28 pm and it's an economy class seat

user: That sounds good, that's all I need.

system: Have a good day.