Domains: Hotels_13, Flights_13

user: I am looking for 1 hotel room in London, uk for 4 days

system: any particular hotel you prefer? when are you checking in

user: please booking the room with citadines barbican london on the 5th

system: please confirm your booking for 1 room with citadines barbican london (apart hotel london) in london on march 5th for 4 days

user: yes please, do they have wifi

system: your room is booked. they do not have wifi

user: please also fine a one way economy flight for 4 people

system: when are you traveling from? are you leaving on march 5th

user: i am traveling from philly on the 1st

system: i found 4 flights for you. what about american airlines with 1 stop for $258 depart at 4:45 pm

user: what else do you have

system: i found 3 flights for you. what about delta airlines with 1 stop for $349 depart at 2:20 pm

user: perfect, please buy a one way ticket for me

system: please confirm your booking for 4 economy ticekts with delta airlines from philadelphia to london on march 1st

user: yes please. when does it arrive and what airport

system: you will arrive at heathrow international airport at 10:14 am

user: thank you

system: have a nice day