Hello. I am Frank Lee.
Hello, how can I give assistance to you?
I want to change my existing reservation, due to some health issue. Can you please help me out?
Sure, I am ravish to help you.
Thank you.
Please wait for a moment.
Ok, take your time.
Thanks for your time, no reservation was found on your name to change.
That's ok, no problem. Anyway thank you for checking.
Thank you for choosing us.