Query: user: I feel like going on a short trip. Can you help me book a bus ticket?
assistant: Sure, where from?
user: I'll be departing from Portland, OR.
assistant: Ok, and where to and on what day?
user: I want to leave on the 10th of this month to Seattle, WA.
assistant: I found 8 possible options. There's an Economy ticket for $27 that would leave at 8:40 am.
user: Actually, I think i want to go to Vancouver, BC. Can you see what Economy extra tickets there are?
assistant: Sure, looks like there is an Economy Extra ticket for $49 that would leave at 6:50 am.
user: What's the destination station?

Intent: Buses:FindBus