U: I am looking for a train this Saturday.  Can you help?

S: I can certainly help with that. Where are you departing from on Saturday?

U: I want to go to Cambridge from london liverpool street, I'd like to arrive by 17:15.

S: I have 7 trains available.  What time would you like to depart?

U: I need to arrive no later than 17:15 please.

S: I have train TR5863 arriving at 17:07 is that okay for you?

U: Yes, I need 7 tickets.

S: I have 7 seats booked for you on TR5863.  The fare is 92.96 GBP payable at the station.  Your reference number is BJUFKBWX.

U: I am also looking for a restaurant called pizza express.

S: Okay, I see two restaurants in the system, Pizza Express and Pizza Express Fen Ditton. They're both moderately priced Italian restaurants located in the centre of town.

U: Do they have good portion sizes?
S: At Pizza Express customers have said that either the portion sizes are enough, or they are too small. At Pizza Express Fen Ditton past customers have said the portion sizes are great compared to the price. Other customers wished there were more options for portion sizes, and that the smallest pizza size available was 18 inches.