Query: user: I'm looking for some bus tickets.
assistant: Where are you departing from and traveling too? What date are you departing on?
user: I'm departing from Sacramento to Long Beach, CA on the 9th of this month and I prefer economy extra.
assistant: There is a bus departing at 7:40 am for $80 in economy extra.
user: What other buses are available?
assistant: There is a bus leaving at 8:30 am for $73 in economy extra.
user: That sounds good. I'm also looking for some attractions there.
assistant: I found 5 attractions for you. How about the Nature Preserve Aquarium of the Pacific?
user: Is entry to the attraction free?
assistant: No, entry is not free.
user: Okay, thanks. I'd like to buy those bus tickets now.
assistant: How many tickets do you need?
user: I just need 1 ticket.
assistant: Okay, I have 1 economy extra ticket for the bus departing from Sacramento on March 9th at 8:30 am to Long Beach, correct?
user: Yes, that is correct.
assistant: I have purchased the ticket.
user: What station does the bus depart from?

Intent: Buses:BuyBusTicket