Domains: Flights_15, RentalCars_25

user: Look up round trip economy tickets for 3 on United Airlines.

system: Departure city? Destination? Return date?

user: From Vegas to SF and returning March 12th.

system: Departure date?

user: The 9th of this month.

system: There's a United Airlines flight leaving 3:05 pm and returning 11:55 am for $158.

user: Sounds good, book it.

system: Please confirm: 3 economy tickets on United Airlines from Las Vegas to San Francisco on March 9th at 3:05 pm and returning March 12th at 11:55 am.

user: Great.

system: Your seats are booked.

user: Thanks, get a rental car there too.

system: Pick up time? Is this to pick up at SFO International Airport and drop off on March 12th?

user: Yeah, picking up 20:00 and returning it March 11th.

system: Picking up on March 9th?

user: No, the 10th of March.

system: Would you like compact, standard, etc.?

user: Small.

system: Please confirm: compact car from picking up from SFO International Airport March 10th at 8 pm and dropping off March 11th.

user: Yep.

system: Your car is reserved.

user: Thanks.

system: Anthing else?

user: Nope, thanks.

system: Have a nice day.