Hello.
Hello, May I know your good name please?
Sure, I am Deborah Nelson.
How best I can aid you today?
Due to some health issue, I am unable to travel now. Can you please change my existing reservation?
Sure, we are here to help you to change it.
Thank you.
Please wait for a while.
Ok, I will wait.
Thanks for waiting, I have checked in reservation list to change your ticket but could not find any reservation with your name.
Ok, Thank you for your service.
Thank you for reaching us.