Query: user: Hi, can you help me find a bus? I need to leave on March 3rd.
assistant: Yes, I can! Where are you going?
user: I need to get a ride to LAX.
assistant: No problem. Where are you leaving from?
user: I'm leaving from Sacramento.
assistant: Okay, great. I've found 3 buses for you. The most convenient appears to be the bus that leaves at 2:40 pm. It's an economy ticket that costs $49. How does that sound?
user: Are there are seats with economy extra tickets available?

Intent: Buses:FindBus