I need to know if there are any trains that go to Kings lynn?
Thre are many. When would you like to travel? 
On Friday.  I want to leave in the evening after 19:45.
Tr3765 leaves Cambridge at 20:11.  Would you like some tickets?
Yes for two please. 
Ok, I have your tickets for train TR3765 booked for you. The total fee is 19.6 GBP which is payable at the station. Your reference number is QK1CCHV5.
also looking for a place to dine,that is cheap and in the centre part of town
There are lots to choose from!  Is there a certain type of food you would like?
Asian Oriental food. 
Dojo Noodle Bar ius a nice place, would you want me to book it for you?
Sounds delicious. Yes, for 13:45 on the same Friday for the two of us, please.
We have the 2 of you booked at Dojo Noodle Bar on that Friday at 1345. The reference number for your booking is R579XP9J. 
Excellent, that's all I needed today. Goodbye!
Alright, have a wonderful time in Cambridge!