Query: user: I'm looking for a bus for three people departing on the 7th of March.
assistant: Where are you departing from and traveling too?
user: I'm departing from Sacramento and going to San Diego.
assistant: There is a bus leaving at 10:20 am for $64 in economy.
user: That sounds good.
assistant: Do you want to purchase tickets for the bus?
user: Yes, but not right now.
assistant: Is there anything else I can help with?
user: Yes, can you show me some attractions there?
assistant: How about the park Balboa Park?
user: Okay, that sounds good. I'd like to purchase those bus tickets now.
assistant: Okay, I have 3 economy tickets for the bus departing from Sacramento on March 7th at 10:20 am going to San Diego, correct?
user: Yes, that is correct.

Intent: Buses:BuyBusTicket