Task-oriented dialogue about: train

I am looking for a train that leaves bishops stortford and goes to cambridge
I have found several, is there a day and time you are looking for?
I plan to leave this Saturday.
Okay, is there a specific time you would like to leave or arrive by?
I would like to arrive in Cambridge by 8:15.
TR4162 arrives in Cambridge on Saturday by 08:07, will this suit you?
tell me about the departure and travel time
TR4162 departs at 7:29 and total duration is 38 minutes. Do you need to reserve a seat?
Not yet, I was just looking for information. Thank you for all of your help.
Not a problem and should you need any other information, feel free to call back. Goodbye!