Hi, I'm looking for something to do in town. Are there any place like college I can visit in the centre of town?
There are 13 of them.  Downing College on regent's street is free, you might be interested in it.  Do you have any specific needs?
How about the phone number?
Their phone number is 01223334860. Is there anything else I can help you with? 
Yes I also need a train leaving after 12:45 from cambridge
Where are you wanting to go to and what day? 
I would like to go to Norwich and leave on a Saturday.
There is a train that leaves at 13:36 and arrives at 14:55, can I book you for that?
Yes, please. I need 8 tickets and my reference number please. 
I have 8 tickets booked for you and your reference number is 90IJJ88B.
That should be it! Thank you for your assistance!
Thank you for contacting us today, have a nice day.