Query: user: Hey, can you help find me a bus, preferably something economy extra? I'm going from Philly to New York City.
assistant: Sure, when are you leaving?
user: I'm thinking March 11th.
assistant: I found an Economy extra ticket for $35 on an 8:30 am bus.
user: What's the next available time? By the way, it's just me, so only one ticket.
assistant: Okay, thanks for the info. There's an economy extra ticket for $32 on the 9:50 am bus.
user: Anything else? Try looking for Economy tickets.
assistant: Sure, I've found 6 buses that may work. How about an economy ticket for $23 on the 10:10 am bus?
user: What's the name of the station it's leaving from and arriving to?

Intent: Buses:FindBus