Query: user: Hello, I wish to rent a car for a trip.
assistant: How long do you need the car? At what time you wish to pick it up?
user: I will need the car till the 4th and will be able to pick it up at afternoon 1:30
assistant: Okay! where will be your pick up?
user: Please can I pick it up at Fremont?

Intent: RentalCars:GetCarsAvailable