Query: user: Please find me one-way flights.
assistant: What day do you plan to leave? Where are you departing from and where would you like to visit?
user: I plan on leaving next Wednesday. I am going to SF from Chicago.
assistant: I found 4 flights for you. One is an American Airlines flight that departs at 12:30 pm and has 1 stop. A ticket costs $324.
user: What airport does the flight end in? Is the flight refundable?
assistant: The flight ends in SFO International Airport. The ticket is not refundable.
user: It sounds great. Please search round trip flights.
assistant: When are you returning?
user: March 8th.
assistant: There is an American Airlines flight that costs $307. The departing flight leaves at 12:30 pm and the return flight leaves at 4:25 pm.
user: Sounds great.
assistant: May I help you with something else?
user: I plan on going on a short trip. Please help me buy flight tickets.

Intent: Flights:ReserveRoundtripFlights