Hi. I am Paul Brown.
user
Hello, how can I assist you today?
assistant
 I already have an reservation to attend at my meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me in changing reservation?
user
Sure, we are here to help you to change your reservation.
assistant
Thank you.
user
Please wait for a while, to check the status of your reservation.
assistant
Sure, take your time.
user
Thanks for waiting, there was no reservation found on your name.
assistant
Ok, not an issue. Thank you for your kind information.
user
Thank you for availing our service.
assistant