Query: user: There is a trip for me to some place. Do you help me find a rental car?
assistant: Sure, when do you want it?
user: I want it on the 8th. Till March 9th it will be used and intend to pick up from Vancouver, BC.
assistant: What is the time?
user: I need it around 6 in the evening.
assistant: 7 cars are ready. You can choose the Accord which is a Standard car available on March 8th at YVR International Airport.
user: Good, that sounds better.
assistant: Shall I fix it for you?
user: No, not now.
assistant: Any other help?
user: Are there buses to that place from Portland, OR?
assistant: When do you plan to go?
user: On 6th of this month.
assistant: The bus to that place leaves at 6:50 am. Its ticket charge is $46, an Economy ticket.
user: From which bus station am I leaving?
assistant: It is from Portland Bus Station.
user: What is the name of destination station?S
assistant: Its Pacific Central Station.
user: Shall I get bus from Seattle having Economy extra tickets?
assistant: Yeah, 9 buses are there. One is leaving at 6:40 am with Economy extra tiket which costs $36.
user: Fine. Please search whether round trip flight are going there?
assistant: What is your departing date, March 6th, March 8th or any other date?
user: It will be on 4th of this month.

Intent: Flights:SearchRoundtripFlights