Domains: Hotels_15, Flights_15

user: I need a hotel reservation at Euston Square Hotel

system: Sure, which city and how many days?

user: 1 day on the 4th and I'll need a three bedroom in London, England

system: Please confirm: 3 rooms at the euston square hotel for 1 day on march 4th in London

user: Perfect

system: This reservation is complete

user: I need a one-way flight as well

system: Where are you located?

user: Phoenix

system: Would you like to leave march 4th?

user: I want to leave tomorrow

system: There's an 7:35 am american airlines flight that has 1 stop for $348

user: What else is there?

system: a Southwest airlines flight at 7:05 am with 1 stop for $352

user: Perfect, can you purchase three economy seats?

system: Sure, please confirm: 3 economy southwest airlines tickets from phoenix to london on march 2nd

user: Perfect, is it a refundable ticket?

system: This ticket is complete, no sorry it's not refundable

user: That's all for now, thanks.

system: Have a great day