Query: user: Could you find me a one-way flight?
assistant: Where are you wanting to leave from? And where are you going? What day do you want to leave?
user: I'd like to travel to Philadelphia. I'm leaving from Mexico City on the 7th.
assistant: There's an American Airlines flight that leaves at 12:05 pm and has 1 stop. It costs $191.
user: Where is it leaving from? And where will it arrive?
assistant: It's leaving from Benito Juarez International Airport and will arrive at PHL International Airport.
user: Are there any other options?
assistant: There's a Delta Airlines flight that leaves at 3 pm and has 1 stop. It costs $206.
user: Are there other options? I need one Economy ticket.
assistant: I have found 1 flight that might work. There's a United Airlines flight that leaves at 8:25 am and has 1 stop. It costs $224.
user: That sounds good to me. Can you help me buy a one way ticket?

Intent: Flights:ReserveOnewayFlight