I need a train departing from cambridge arriving by 17:45.
Okay! What is your destination?
I would like to go to Stansted Airport, please.
On what day do you need to travel from cambridge to stansted airport?
I need to travel on Friday. Could you give me the travel time, price and train ID?
Yes the train that departs at 16:40 has an ID of TR7062, and a travel time of 28 minutes and a price of 10.10 pounds.
Thank you! I'm also looking for a place to stay in the north. I'll need it to have a star of 2. 
We have two options that meet your criteria. Both have free parking and wifi. I would recommend Ashley Hotel. Will that work for you?
That sounds great, thanks!
Would you like me to book it for you?
Actually, I am not ready to book yet. But, can you please tell me the phone number and postcode?
sure phone is 01223350059 and the postcode is cb41er, anything else today?
No that's all I need for now. Thank you!
You're welcome!  Have a great trip!
Thank you so much! Goodbye.
Bye for real this time!