Query: user: My necessity at the moment is to rent a car until the 7th of march
assistant: When exactly do you need it from?
user: I need it on the 3rd around 15:00
assistant: Where do you need to pick it?
user: It must be in SFO
assistant: I can show you 6 cars, one of them is located at sfo international airport and it's a standard car, a chevrolet cruze. It's available on march 3rd
user: What's the price for it?
assistant: it's $148
user: It's okay
assistant: Do you want me to book it now?
user: No, maybe later on. Find me a bus going there from san diego
assistant: when are you leaving exactly?
user: The day is the 1st of march
assistant: There's a trip good for you, it will leave at 7:40 am and the economy tickets is $54
user: Tell me the name of both stations, the one I will leave from and reach to.
assistant: The one you will leave from is santa fe depot and the one you will reach is salesforce transit center
user: show me more options
assistant: there's this one bus leaving at 10 am and the ticket is economy, it will cost you $56
user: this one sounds okay
assistant: I can buy tickets now if you ask me to
user: No no, don't buy them.
assistant: May I assist you furthermore?
user: I want you to look for a round trip flight to reach my destination
assistant: Tell me if you want to leave on March 3rd or March 1st or when exactly. Is return day scheduled to be on march 7th?
user: I'll leave on 1st of march and I'll return on the 9th

Intent: Flights:SearchRoundtripFlights