Domains: Hotels_15, Flights_15

user: I need to make a hotel reservation.

system: In which city and for which date?

user: I want to check in on March 7th at a hotel in London, England.

system: At what hotel and for how many days?

user: I want to stay at Travelodge london central southwark for 4 days.

system: You would like 1 room at Travelodge london central southwark in London for 4 days, checking in on March 7th?

user: That is right. What is the address?

system: They are located on 202-206 union street, southwark.

user: I would need a one-way flight for one on the 4th of March.

system: Where would you be departing from?

user: I would be leaving Chicago.

system: There is an outbound American Airlines flight that leaves at 4:30 am. It has 1 stop and the price is $429.

user: That's what I want. I want an economy one-way ticket.

system: You would like an economy ticket for 1 on American airlines from chicago to london on march 4th?

user: Yes, that would be cool. Is it a refundable ticket?

system: I have booked the ticket and it is non-refundable.

user: Thank you very much.

system: Is there anything else?

user: No, thanks.

system: Enjoy your day.