Query: user: Can you help me find a rental car for pickup in Portland, OR at evening 6?
assistant: Sure, what is your pickup and drop off dates?
user: I'll pickup next Friday and drop off on the 9th.
assistant: There's a standard Accord available at PDX International Airport on March 8th.
user: What other standard cars are there?
assistant: I found 5 you may like. There's a standard Camry available at Portland Bus Station on March 8th.
user: That one works.
assistant: Should I reserve it for you?
user: No, I want to check on buses going there?
assistant: What date are you leaving?
user: I'm leaving Saturday this week and I'll need 1 flexible ticket.
assistant: Sure, where are you leaving from?
user: From Vancouver, BC.

Intent: Buses:FindBus