Domains: Events_23, Flights_23

user: I need event tickets.

system: To which event?

user: The Esscalation Music Festival.

system: In which city?

user: New York.

system: Number of tickets?

user: Just 3.

system: On which date?

user: For later today.

system: Please confirm: 3 tickets to Esscalation Music Festival in New York on March 1st.

user: Yes.

system: Your tickets are reserved, enjoy!

user: I need a round trip flight there, something in economy later today.

system: Departure city? Will you return March 1st?

user: Leave from Paris and return next Tuesday.

system: There's a 10 am Delta Airlines flight leaving 10:50 pm for $255.

user: Ok.

system: Can I do anything else for you?

user: No, thanks.

system: Have a nice day.