Query: user: I wish to book this car.
assistant: Which kind of car do you need?
user: I need a spacious car.
assistant: When will you need it?
user: I wish to pick up the car at 5:15 pm.
assistant: When will you need it from? In which place do you want to pick up the car?
user: On march 11th, I wish to pick up the car in Downtown Station.

Intent: RentalCars:ReserveCar