I am going to cambridge and need a hotel
I can help with that. Do you have a preferred price range in mind? 
Not really.  I like 4 star places that include free parking though.
I have several places. Which area would you prefer to be in. 
I'd like to be in the north side of town.
I did not find a hotel that fits your criteria on the north side of town, but there are several guesthouses.  Would a guesthouse be okay?
That is great. Can you provide me the phone number and price range of the best guest house?
Yes the phone number to the acorn guest house 01223353888 with a price range of moderate
I am also look for a train on saturday to broxbourne. 
There are several trains headed to broxbourne. What time of day would you like to leave? 
I would like to leave after 16:15.
Train TR5688 is departing to broxbourne at 17:01 would you like to book this?
Yes, can you please book for 3 seats?
That booking was successful, the total fee is 42.96 GBP and your reference #1l0FBGWG
Thank you. That's everything I needed.
Thank you for contacting us. Have a good day.