I'm heading out of Cambridge on Sunday. Please find me a train
Ok.  And where is your destination?
I would like to go to London Liverpool Street and arrive at 17:45 on Sunday.
Train TR0189 Arrives at London Liverpool Street at 17:27. Would you like to reserve a ticket? 
No thanks. 
Okay, anything else I can help you with?
Yes, I really want to visit a mutliple sports attraction, preferably in the Centre area, please.
I'm sorry I don;t have any sports attractions listed can I interest you in another attraction?
Can you try a museum?
Castle galleries is a great museum located in the centre of town at unit su43, grande arcade, saint andrews street. Is there anything else I can help you with?
That is all I need.
Ok great. Have a great day.