Query: user: I'm looking for a bus ticket.
assistant: Where would you like to go?
user: Going to SF.
assistant: And when would you like to leave?
user: leaving on the 10th of March.
assistant: Where are you planning on leaving from?
user: I'm leaving from Long Beach.
assistant: There is a $51 bus ticket with 0 transfers leaving at 6:50 am.
user: What stations is that leaving from and going to?
assistant: You would leave from Downtown Station and arrive at Salesforce Transit Center.
user: Ok, that sounds like it would work.
assistant: Do you want to go ahead and purchase bus tickets?
user: Yes, go ahead and reserve tickets.
assistant: How many tickets would you like?
user: I need four tickets.

Intent: Buses:BuyBusTicket