Domains: Flights_23

user: Can you get me a one way flight?

system: From where to where? What dates are you travelling?

user: From Philadelphia to Nairobi. I leave next Tuesday.

system: There are 4 flights available. American Airlines has a flight at 4:45 pm with 1 stop. It costs $346.

user: Find another ticket.

system: How about Delta Airlines? There is a flight at 4:40 pm with 1 stop. It costs $342.

user: Thanks. That is all.

system: Ok. Goodbye.