Domains: Flights_13, Buses_13

user: Search one-way flights please.

system: I would need more information first. Where are you going and when would you like to leave? Where would you like to depart from?

user: let's go to LA from San Fran on the 4th of March please.

system: Alaska Airlines has a departing flight at 7:10 pm with 0 layovers, this ticket is $93.

user: Any other options?

system: Yes of course. American Airlines has a departing flight at 3:50 pm with 0 layovers. This ticket is $76.

user: Pull up more Economy options please.

system: Sure thing, Southwest Airlines has a departing flight at 12:50 pm with 0 layovers. This ticket is $99.

user: Perfect, sounds great.

system: Would you like to keep searching?

user: Actually let's buy 3 tickets for my group. I need one-way flights please.

system: Alright, make sure I got that right. Departing from San Francisco to Los Angeles on Southwest Airlines. Departure date is March 4th, for 3 tickets in Economy seating. Is this correct?

user: Yes, please find out if the ticket is refundable please.

system: I was able to successfully book your tickets. Unfortunately these tickets are not refundable.

user: Well, let's check buses leaving on the 14th going there.

system: Sure, there is a bus departing at 7 am with 0 transfers for $49.

user: That sounds reasonable as well.

system: Would you like to continue and purchase this bus ticker?

user: No way. Just looking up information. That will be all.

system: Oh ok, I understand. Have a wonderful day.