I am looking for a place to eat. I want to eat modern european food in the expensive price range please. 
We have just the place. Darrys Cookhouse and Wine Shop serves this type of food in the centre and is within the expensive range.
That sounds great! Could you give me the address?
Of course, the address is 40270 King Street City Centre. Would you like me to try and book you a reservation?
Not now, but I do need a train to cambridge that leaves after 19:45.
I would be happy to look that up. Where would you like to depart from?
I want to depart from stevenage on wednesday please.
I found 10 trains, do you have a particular time you'd like to go?
The only time specification is that the train leaves Stevenage after 19:45.
I have the TR4015 that leaves at 19:54. Will that work?
Yes, that will work. Can you please book 4 tickets for that train. And can I get the reference number please. 
Booking was successful for TR4015, the total fee is 51.2 GBP payable at the station. Your reference number is : JZCOHGH8. Can I help with anything else?
No thank you. That was all the information that i needed, i appreciate everything you have done for me.
Thank you for using our system!