Domains: Trains_13

user: I'd like train tickets for next Thursday. I'll be going to San Diego.

system: Where are you coming from?

user: I'm coming from Phoenix, AZ. I'll need 3 tickets.

system: I've found 5 trains. One's departing at 8:30 am and costs $199.

user: That's a good one. That's all.

system: See you next time.