Query: user: I'm looking for a one-way flight to Phoenix, AZ for three people.
assistant: Where are you heading out from?
user: I'm coming from Vancouver and want to leave on March 11th.
assistant: How does a $221 Air Canada flight leaving at 4:45 pm with 1 stop sound?
user: Any other flights available?
assistant: There's a 1 stop $239 Delta Airlines flight leaving at 3:20 am.
user: Any other flights?
assistant: There's a 1 stop $335 United Airlines flight leaving at 3:15 am.
user: When's the layover flight time, and is it refundable?
assistant: The layover arrives at 1:17 pm. No refunds.
user: Sounds perfect, thanks.
assistant: Want to purchase the tickets?
user: Not right now.
assistant: Need help with anything else?
user: I need an Economy round trip flight.
assistant: When do you plan on heading back?
user: The 13th of this month.
assistant: There's a $312 United Airlines flight leaving at 3:15 am and returning 7:15 am.
user: Sounds good. That'll about do it.

Intent: Flights:SearchRoundtripFlights