I am looking for a place to stay. The hotel should be in the moderate price range
I have three moderately priced hotels.  Do you need internet and/or parking?
I would like a guest house, with free parking. 
Does it matter what side of town it is on?
No it doesn't.
Ok how about acorn guest house. They are moderately priced and have 4 stars. How many rooms and how long is your stay going to be?
1 room, and I'll need it for 2 nights starting Friday.
Booking was successful. Reference number is : B823WKVK.
I am also looking for a train on the same day to Cambridge
Train TR5686 leaves london kings cross. Would you like a ticket? 
Yes, and Thank you kind person for helping me!
Booking was successful, the total fee is 23.6 GBP payable at the station. Your reference number is S5436QTX. Can I help you with anything else?
No that's everything.  You've been great thanks.  
If everything is fine. Then I hope you have a wonderful day.
Thank you goodbye.
You're welcome. It's really my pleasure.