I need to take a train on Saturday
I can help you with that. Where are you headed, and at what time?
I'm headed to cambridge and the train needs to leave after 9:45.
I have found 149 trains available. Where are you departing from?
I would like to depart from stansted airport.  Can you book me a train for 3 people and provide a reference number? 
Sure, the train leaves at 10:24, Reference number is MEFVDBWF. What else can I help with today?
I am looking for the Cambridge Book and Print Gallery 
The Cambridge Book and Print Gallery is a museum in the west area, located at 49 Newnham Road.
That'll be everything. Thank you!
You are welcome, goodbye.