U: I need to take a train from Cambridge to London Kings Cross, it would need to be after 10.

S: Okay. What day will you be traveling?

U: On Friday after 10.

S: The TR1502 leaves friday at 11:00.

U: Yes, that will be great. How much does a ticket cost?

S: A ticket is 23.60 pounds.

U: Can you also give me the travel time?

S: The travel time is 51 minutes.

U: Thanks! Can you also see if there are any expensive, 4-star guesthouses in the north area of town?

S: What you are looking for can not be found. Is there any other area you would mind searching in?

U: No I want to stay in that area.  What other hotel accomadations are in the area?

S: Avalon is a moderate priced 4 star guesthouse in the north part of town. It has free internent. Would you like more information or can I book it for you?

U: Is this place known for it's clean rooms, I need a clean room
S: The Avalon is known for having impeccably cleaned rooms. You should be happy there if you choose to book a room.