Query: user: I will be traveling soon, I need to find a rental car.
assistant: At what time do you need it?
user: I want to pick up around afternoon 12:30
assistant: When do you need it from and until when? Where do you want to pick it up?
user: I want to pick it up on Philadelphia this Sunday until next Wednesday.
assistant: There is a Standard Altima car available for pickup at 30th Street Station on March 3rd.
user: What is the cost?
assistant: It has a cost of $90.
user: Sounds great, I will need a bus to arrive to Philadelphia.
assistant: Where will you leave from?
user: Leaving from Washington.
assistant: Will you leave on March 3rd?
user: No, I will leave on March 1st.
assistant: There is a bus that departs at 7:10 am and has 0 transfers. It has a cost of $30.
user: From which station does it departs?
assistant: It leaves from Union Station.
user: Sounds great but I also want to see some flight options. Find a round trip flight.

Intent: Flights:SearchRoundtripFlights