Query: user: I'm looking for a Delta Airlines flight to Vegas.
assistant: When would you like to leave? Where would you like to fly from?
user: I'd like to travel from LAX on the 14th.
assistant: I have found a Delta Airlines flight leaving at 10:15 pm with 0 stops. The ticket price is $82.
user: Which airport does the outbound flight arrive at and at what time?
assistant: The outbound flight arrives at McCarran International Airport at 11:25 pm.
user: I like the sound of that flight. Are there any options to travel by bus instead?
assistant: Would you like to leave on March 14th?
user: I'd like to leave later today and there will be three people travelling.
assistant: There are 4 buses that meet your criteria. There is a bus leaving at 7:40 am and it costs $40 for an economy ticket.
user: What is the destination station?
assistant: The bus arrives at Union Plaza.
user: Ok, great. I'd like to book the flight now please.
assistant: Sure no problem. So to confirm: You'd like 1 Economy ticket on the Delta Airlines flight from Los Angeles to Las Vegas on March 14th.
user: Okay great. Which airport does the flight leave from and is the ticket refundable.

Intent: Flights:ReserveOnewayFlight