Query: user: I'm looking for a one-way flight from NY, can you help me?
assistant: Where would you like to visit, and when do you plan on leaving?
user: I'd like to visit Portland and leave on the 1st of March.
assistant: I've found a flight with American Airlines that departs at 4:45 pm and has 1 stop. The price of a ticket is $284.
user: Are refunds allowed for the ticket?
assistant: The ticket is not refundable, unfortunately.
user: Okay. This flight will do.
assistant: Would you like me to buy a ticket for you?
user: No, thank you. I don't want to buy a ticket. Do a search for round-trip flights.
assistant: When would you like to return?
user: I like to come back by this Sunday.
assistant: There is a flight with American Airlines that departs at 4:45 pm, and the returning flight departs at 7:20 am. One ticket is $310.
user: That sounds great.
assistant: Should I buy a ticket for you?
user: Yes, I'd like you to secure a ticker. Thank you.
assistant: To confirm: You'd like 1 ticket in Economy seating for the American Airlines flight that departs today from New York to Portland at 4:45 pm and a returning flight for the day after tomorrow that departs at 7:20 am?
user: Yes, that is correct. When will I arrive?

Intent: Flights:ReserveRoundtripFlights