U: food type, book a hotel, buy a train ticket ...

S: i'm sorry could you clarify what it is you're looking for?

U: I need a train. The train should depart from cambridge and should leave on saturday.

S: I need to know where you are going and when.

U: Norwich and i need to leave after 16:30

S: TR6880 would fit your needs weel

U: Thanks. I can look for that one later when I book. I'm also looking for a restaurant called the Shiraz.

S: Great, I found the Mediterranean restaurant called Shiraz. Their telephone number is 01223307581.

U: Does the restaurant provide a good view of the surroundings?
S: The views look out at the town, and have been complimented by past customers for being really nice. Would you like to know anything else?