I am looking for a train to Cambridge. 
What time do you want to leave?
I would like to leave after 15:15
I'd love to help! Where are you departing from?
leicester.also  get train ID, travel time, and price
16:09	17:54	37.80 pounds	105 minutes thats all you could need sir
I will need the train ID also please. 
TR7878 leaves leicester Friday at 16:09. Would you like to book a seat?
I don't need to book a seat, I just needed the train ID.
The train ID is TR7878. Is there anything else I can assist you with?
thanks a lot. that is all for now.
Thank you for contacting us, have a great day.