Query: user: Hi, I'd like to book a hotel reservation for next Wednesday at Doubletree by Hilton Hotel San Diego - Del Mar.
assistant: Sure, what city is the hotel in and how many days are you staying?
user: I need the hotel in San Diego and I'm staying there for three days.
assistant: Alright, confirming 1 room at Doubletree by Hilton Hotel San Diego - Del Mar in San Diego, checking in March 6th and staying for 3 days.
user: Yep, that's great.
assistant: The reservation has been placed.
user: Cool, now I just need a one-way flight to get there. I need a refundable ticket in case my plans change, but for now I'm planning to fly out of New Delhi next Wednesday.
assistant: There's 1 American Airlines flight you could take that leaves at 3 pm and has 1 transfer. The ticket costs $394.
user: What airport does the flight depart from and where does it arrive?
assistant: The flight leaves Indira Gandhi International Airport and gets into SAN International Airport.
user: That works well for me.
assistant: Would you like me to purchase tickets?
user: Yes please, I want economy tickets and I have four people with me.

Intent: Flights:ReserveOnewayFlight