U: I need a train departing from Cambridge, leaving after 21:30.

S: What time were you looking to arrive and what is your destination?

U: I need to go to Peterborough on Tuesday please

S: The TR7663 departs at 21:34 and arrives in Peterborough at 22:24. Shall I book this for you?

U: Yes, for 7 people please.  I need the reference number.

S: Booking was successful, the total fee is 115.5 GBP payable at the station. Reference number is : NBX6ZT2O.

U: I'm also looking for a restaurant in the south on the expensive side.

S: I have 5 results for expensive restaurants in the south. Are you in the mood for Chinese, Indian, Italian or Mexican food?

U: We are looking for indian food.

S: The Taj Tandoori is an expensive restaurant in the south.  It is located at 64 Cherry Hinton Road.  Would you like me to book it?

U: I need a place with a nice indoor dining area.
S: Reviews of the interior at Taj Tandoori are pretty mixed. Will that work for you or should I find another option?