Query: user: I need a rental car
assistant: until waht date?
user: until march 6th Portland Saturday this week
assistant: at what time?
user: pick up 3 pm
assistant: pdx international airport march 2nd standard accord
user: tell me the cost
assistant: it is $144
user: anything else there?
assistant: Portland bus station march 2nd standard camry
user: what is the cost?

Intent: RentalCars:GetCarsAvailable