U: I want a train going to stansted airport .

S: There are 133 trains. Where will you be leaving from?

U: I'm leaving from Cambridge.

S: And what day and time would you like to travel?

U: I need to leave on Wednesday after 08:45.

S: TR1085 departs at 09:40 and arrives by 10:08. Would you like a ticket?

U: Not at this time.  However, I am looking at hotels as well.  Is there a hotel that has 2 stars and includes free wifi?

S: the lovell lodge is a moderate price in the north with free wifi. Would you like for me to book a room.

U: Does it have clean rooms?
S: Guests that choose to stay at the Lovell Lodge will find the rooms to be kept in a clean condition, free of dirt.