Query: user: Shelby, could you find me one-way flights for my upcoming trip?
assistant: Of course, sir. When are you leaving?
user: I'm leaving on Saturday this week. I'd prefer American Airlines for my flight to Paris.
assistant: Departing from what location, sir?
user: I'm leaving from Vegas. Check on Premium Economy prices.
assistant: I found 1 suitable flight on American Airlines. It leaves Saturday morning at 9:30 am and has 1 lay-over. The ticket price is $536, sir.
user: What Vegas airport am I departing from, and, if I change departure dates, is my ticket refundable?
assistant: You'll depart from McCarran International Airport. Unfortunately your ticket isn't refundable, sir.
user: Okay. I need to get to Paris soon, anyway. Can you purchase me a one-way ticket?
assistant: Yes, sir. Confirming 1 Premium Economy ticket from Las Vegas to Paris on American Airlines tomorrow.
user: Shelby, there will be 2 of us flying to Paris.

Intent: Flights:ReserveOnewayFlight