U: I'm looking to book a train to Cambridge.  I need it to arrive by 16:00.  I also need it to department from Cambridge. Can you assist me?

S: So you want a train to and from Cambridge? Can you please clarify and also give a day?

U: I need to go to leicester on saturday and arrive by 16:00

S: Train TR5677 will get you to Leicester by 11:06.  Can I reserve some tickets for you?

U: Yes, please.  I need five tickets.

S: Your booking was successful, the total fee is 151.19 GBP payable at the station . Your reference number is : 581GRL6J.  Is there anything else I can do to assist?

U: Can you check for Italian restaruants in the centre area? Thank you in advance.

S: What price range are you looking to for please?

U: I'm looking for a expensive restaurant.

S: You have 4 options. May I recommend Don Pasquale Pizzeria? I can try to make a reservation for you, if you like.

U: Do you know if it has a nice outdoor place for dining?
S: Guests that select to dine at the Don Pasquale Pizzeria are provided the option of dining outdoors is desired.