U: I need a train to stansted airport that leaves after 21:30. I am also going to be looking for local places to eat.

S: There are several departures to Stansted Airport with one every hour beginning at 22:08.  Would you like for me to look up a local restaurant for you?

U: I will take a seat on the 22:08 departure as long as it departs from Cambridge on Friday.  Yes, please find a restaurant.

S: How many tickets shall I book for you on the 22:08 train on Friday from Cambridge to Stansted Airport?

U: 5 people for the train please.

S: Great I have booked your tickets for 5 people leaving at 21:40 and arriving at 22:08. Is there anything else I can help you with?

U: Yes I am also looking for a restaurant in the centre of town in the expensive price range.

S: The fitzbillies restaurant is in the town center and it meets what you are looking for.  Would you like for me to make you a reservation?

U: What can you tell me about the staff, such as are they friendly?
S: People have varying opinions of the friendliness of the staff. Past guests have referred to them as mindblowingly good, but they have also been said to be lousy.