U: On Saturday I need a train that will arrive by 21:45.

S: Can you tell me where you will be departing from and heading to?

U: I will be leaving from Ely and going to london.

S: Would that be London Liverpool or London Kings Cross?

U: Either one is fine with me.

S: Are you sure you don't have a preference?

U: Yes I'm sure. I need to book that for 5 people.

S: We don't have any trains going from Ely to London Liverpool or London Kings Cross. Do you need anything else?

U: I want a train departing from Cambridge, going to Ely. Saturday, arrival by 21:45.

S: The TR7349 train arrives at ely at 20:07. Would you like to book it or more information?

U: That's a good time. Please book TR7349 for 5 people, please.

S: All set! 
Booking was successful, the total fee is 17.6 GBP payable at the station .
Reference number is : H8XDA6RZ.

U: I am also looking for a place to stay that is cheap and 4 stars.

S: That leaves about 8 places to choose from. Are you looking to stay in a certain area of town?

U: Yes, i need a guesthouse in the east please.

S: Okay! How about the Allenbell? It's cheap, 4-star, and has internet and parking!

U: Are the rooms vacuumed every day?
S: I don't have any information specifically about vaccuming, but past guests have commented about the cleanliness of the rooms, even referring to them as spotless.