Query: user: I feel like going on a trip. Can you find me a one-way flight ticket?
assistant: Sure, where do you want to go?
user: I'd like to go to Las Vegas.
assistant: Ok, and when do you want to leave?
user: I'd like to leave next Tuesday.
assistant: Ok, and where would you be flying out from?
user: I'd be flying out from Chi-town. Any airline is fine.
assistant: Ok, I found an American Airlines flight with 1 stop for $267 that leaves at 4:30 am that day.
user: Can you see what there is that leaves from SF?
assistant: I found 4 options for that. There's a flight with Alaska Airlines with 0 stops for $96 that leaves at 8:15 pm.
user: Which airport does that leave from?

Intent: Flights:SearchOnewayFlight