Query: user: Can you find me a one way flight that is refundable please?
assistant: Which cities will you depart from and arrive at? When do you want to leave?
user: I want to leave next Monday from San Fran to SD.
assistant: I found 3 flights, one is Alaska Airlines which lieaves at 10:45 am and has 0 stops. It is $111.
user: Which airport does it arrive to? Which does it depart from?
assistant: The flight will be departing from SFO International Airport and arriving at SAN International Airport.
user: That sounds good, can you buy me a one way ticket.

Intent: Flights:ReserveOnewayFlight