Query: user: Could you help me search for a rental car for use from 8th of this month?
assistant: Where do you intend to pick the car up and when do you intend to use it until?
user: I will be picking up the car up at New York and use it till the 12th of March?
assistant: What time will you be picking the car up at?
user: I intend to pick it up at 1:30 pm.
assistant: There is a nice Standard Honda Accord available for pickup at Grand Central Station on March 8th. How about this?
user: That sounds great! Could you also help me search for Economy extra bus tickets there?
assistant: Where and when do you plan to depart?
user: I will be departing from Washington from March 4th.
assistant: There are 8 buses which you may like, one of which is an Economy extra seat which departs at 8:10 am which will cost you $48?
user: Do you know which station does the part depart and arrive at?
assistant: You will be travelling from Union Station to Port Authority Station.
user: Are there any alternatives? There will be a total of three passengers in this reservation.
assistant: Would you like an Economy extra seat for a bus departing at 8:20 am which costs $49?
user: Are there any alternatives? Will be departing from Philadelphia instead.
assistant: Sure, how about an Economy extra seat for the bus departing at 8:30 am which costs $35?
user: That sounds perfect!
assistant: Would you like to purchase the bus tickets?
user: That is not necessary now, could you also help me search for a Premium Economy round trip there from this Saturday?
assistant: Will you be returning on the March 12th?
user: For this trip, I will be returning on the March 14th. I would prefer flying with United Airlines, thanks!
assistant: Would you like the United Airlines flight departing from 9 pm and returning at 10:45 am which will cost you $104?
user: Do you know which airport does the flight depart from?
assistant: This will depart from PHL International Airport.
user: Do you know if this is a redeye flight?
assistant: No, this is not an overnight flight.
user: I see, thanks!

Intent: Flights:SearchRoundtripFlights