I need to catch a train this tuesday after 17:00 please.
I can help with that! What is your departure site and destination please?
I will be travelling from Cambridge to Ely.
What time would you like to arrive by?
Arrival time isn't important as long as I'm on my way sometime after 17:00 on Tuesday.
i will recommend  TR3842. can we book for you?
what time does it leave?
That train leaves at 23:50
No but I need information on colleges in town. 
Our colleges are located either in Centre or the West area of town. In which area would you like to concentrate? Or do you have a specific college already in mind?
no, just find me a college anywhere in town please and I'll need their phone number and post code when you find it please.
corpus christi	01223338000 and the postcode is	cb21rh
That's all I need today.
Please contact us anytime. Thank you.