Query: user: I'll be traveling for work soon. Could you help me find round trip flights?
assistant: Please let me know when you wish to leave.
user: I intend to leave on Sunday this week.
assistant: What's your destination?
user: Please make the search for 1 person leaving for SFO, and returning on the 13th.
assistant: What's your origin city?
user: I'll head out from Seattle, WA.
assistant: Okay. How does a 12 pm outbound and 2:55 pm inbound flight on Alaska Airlines at $138 per ticket, sound?
user: That flight works for me. Could you help me purchase the flight tickets?
assistant: Sure. Please confirm that you'd like to purchase 1 Economy class ticket on the Alaska Airlines flight from Seattle to San Francisco that departs March 3rd at 12 pm and returns on March 13th at 2:55 pm.
user: That is correct. Please find out how many stops the flight has, and whether the ticket is refundable.
assistant: I have confirmed your ticket, which has 0 stops. I'm sorry, but the ticket is non refundable.
user: Okay thanks. Please find me any type of rental car there.
assistant: Would you like to keep the car until March 13th?
user: No, I wish to keep it until 10th of March.
assistant: What time do you wish to pick it up?
user: I'd like to pick up the car around 16:00.
assistant: Do you want to pick up the car on March 3rd?
user: I wish to have the car starting next Tuesday.
assistant: I found 10 cars that might interest you. One is a nice, Standard Altima, available for pickup on March 5th from SFO International Airport.
user: There's been a slight change of plans. Please find out whether there's any car available for pick up around 16:30 from the 6th.

Intent: RentalCars:GetCarsAvailable