Domains: Flights_15, RentalCars_25

user: I am in need of finding a round trip flight.

system: Can you tell me when you will be leaving? Can you tell me what is your destination, and when will you be returning?

user: I will need tickets for two people, and I will be leaving for my trip on 2nd of this month. I want to arrive in Paris, and I want to return on the 14th.

system: Can you tell me from where you will depart?

user: I will be departing from NYC.

system: There are 2 flights which match what you need. One of the flights is the American Airlines flight which leaves at 3:40 pm, and it returns at 4:05 am. The ticket for this flight costs $301.

user: This flight seems nice. I want you to buy me Economy class tickets for this flight.

system: Can you please confirm that you want to buy Economy class tickets for 2 people for the American Airlines flight which leaves from New York on March 2nd at 3:40 pm to arrive in Paris, and returns on March 14th at 4:05 am?

user: That suits me well. Can you tell me if the tickets are refundable? Also please tell me from which airport will the flight depart?

system: Your requested tickets have been booked. I regret to say but the tickets can not be refunded. The flight you asked for leaves from JFK International Airport.

user: I appreciate your help. I also need to rent a car there.

system: Will you need to rent the car till March 14th?

user: No that's not right, because I will need the car till the 10th.

system: Which is the time that you need to rent the car? Are you willing to pick the car up at Charles de Gaulle International Airport?

user: Yes, that seems right. I will be picking the car up at 4:45 in the evening.

system: Would you like to pick the car up on March 2nd? Is there a specific kind of car you would like to rent?

user: I want to rent the car on March 8th, and the car I want is a Compact one.

system: Can you please confirm that the car you want to rent is a Compact car, and that you will pick it up on March 8th at 4:45 pm from Charles de Gaulle International Airport, and you will need the car till March 10th?

user: That's what I want.

system: I apologize but your requested car could not be booked. There is also another nice car which is a Nissan Leaf and can be picked up at Charles de Gaulle International Airport on March 8th. Renting this car will cost you $52.

user: No I don't want it. That would be all.

system: Have a good time!