Query: user: I am looking for one-way flights, can you help me?
assistant: What is your point of departure and when will you be leaving?
user: I will leave from SD on the 12th of this month.
assistant: Where are you going to visit?
user: I am going to go to Los Angeles.
assistant: I have located 2 good flights for you. One is on Alaska Airlines leaving at 3:20 pm and there are 0 stops. It costs $64.
user: Are any additional flights available?
assistant: There is also a flight on American Airlines. It leaves at 9:50 am, has 0 stops and costs $64.
user: What times does the onward flight get there?
assistant: The onward flight will get there at 10:44 am.
user: This flight sounds fine with me.
assistant: Do you wish to purchase any tickets for it?
user: No I don't wish to buy any tickets.
assistant: Can I help you with anything else?
user: Would you do a search for round trip flights for me? I want to return on 14th of March.
assistant: I have located 1 convenient flight for you. This flight is on American Airlines leaving at 9:50 am, coming back at 7:20 am and it is priced at $70.
user: What time does the return flight get there and what airport does it fly out of?
assistant: The flight will arrive at 8:14 am and leaves from SAN International Airport.
user: That flight sounds fine to me.
assistant: Do you want me to buy tickets for it?
user: Yes, please book the ticket for me. I have four people included in my group.
assistant: Confirm these details for me: the flight leaves from San Diego and goes to Los Angeles on American Airlines. The flight leaves on March 12th and gets back on March 14th. The onward flight departs at 9:50 am and the return flight will leave at 7:20 am. The tickets are for 4 passengers in Economy class.
user: No. I actually only have three people in my group.
assistant: Okay, can you confirm these details for me? The flight will be on American Airlines and you have 3 passengers.
user: Yes, that's fine. Can the ticket be refunded? And what airport does the flight land at?
assistant: The ticket has been confirmed, heading to LAX International Airport. It is refundable.
user: Thanks very much. That's all I was needing.

Intent: Flights:ReserveRoundtripFlights