Hello. I am William Collins.
Hello, how can I be your helping hand?
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.
Ok.
Can you help me out?
Sure, I am perky to help you. Please hold on for a while, I will check your previous reservation.
Sure.
Thanks for waiting, there is no reservation found on your name.
Ok, No problem. Thanks for the information.
Thank you for approaching us.