Hello, I'd like some information on a train departing from Cambridge on saturday.
I am sure I can help you with that.  Where will you be traveling to, and is there a special time you would like to depart?
I am going to stevenage on saturday.
At what time do you wish to depart or arrive?
The train should leave after 09:15.  I'm not particular on arrival time.
I have train TR7542 leaving at 9:21 and arriving at 10:10. Would you like to make reservations for that?
Yes please.  I will have a party of 7.  May I please get the reference number as well?
Yes, I will provide a reference number.
Can I have the reference number?
Your reference number is 3TX311FG.
Great. Can you find me a place to go in the west?
Is there a certain type of attraction you'd like?
I have no preference.  Can you just make a recommendation and provide the address, postcode, and phone number? 
Clare Hall is a great college to visit. Their address is on Herschel Road. Postcode is cb39al. Their phone number is 01223332360. 
Thank you for the information.
You're welcome. Is there anything else I can help you with today?
That will be all for today! Thank you for the help!
Thank you for contacting us and have a nice day.