Hi. Can you help me find a train?
I sure can!  Do you have a destination in mind?
I'm going to broxbourne.
Ok.  What day will you be traveling?
I would like to leave on Tuesday.
Where will you be leaving from?
I will be departing from cambridge. 
Is there a certain time you would like to leave?
I'd like to leave at 20:15. There will be 8 people traveling with me.
Booking was successful, the total fee is 143.19 GBP payable at the station .
Reference number is : ZKT87GL0.
Can you also help me find some information on a restaurant?  It is called Pizza express.
Is that just Pizza Express or Pizza Express Fen Ditton?
Just Pizza Express please.
Pizza express is a moderately priced italian restaurant in the centre. Do you want a reservation?
Yes please, 8 people at 12:30 on Tuesday.
I can't make that reservation right now. Is there anything else I can help you with?
Can you try for Thursday then?
Ok! You're booking was successful. Your reference number is 662ALFUF. Anything else I can do?
That's all I needed today. Thanks for your help. Goodbye!
I am always happy to assist! Bye!