Query: user: Could you help me find a bus to leave on the 1st?
assistant: Where are you departing from?
user: I'll be leaving from San Fran.
assistant: Where are you heading to?
user: To Los Angeles.
assistant: I have a bus leaving at 7 AM, it's an economy ticket for $50.
user: What station does it go to?
assistant: It travels to Union Station.
user: What bus station would I be leaving from?

Intent: Buses:FindBus