I am planning a trip in Cambridge. 
What area would you like to stay? And do you have a certain pricerange?
No, price range in mind, but I would like it to be in the centre. 
alexander bed and breakfast is a very nice place
What type of accommodation is this?
The Alexander bed and breakfast is a guest house, in the center, with a four star rating, Wi-Fi, and parking.
book for 7 people and 2 nights starting from thursday and get the reference number
Booking was successful. Your reference number is WW2TM0V8. Will that be all?
I am looking for a train. The train should leave on saturday and should depart from cambridge
Where will you be going to?
I have a business meeting in Ely. I definitely need to be on time, so I need a train that will arrive by 19:45.
TR1469 has the latest arrival time of 18:07. Would you like for me to book it?
No thank you. I just need to find out how much it is going to cost.
The cost is 3.52 pounds.