Hello, I am Frank Moore.
 Hello, how can I assist you today?
Will you please help me in changing my reservation as the meeting which I scheduled to attend got postponed?
Sure, I will help you with that.
Thank you.
Please wait a while.
Sure.
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
It's ok, thank you for your information.
Thank you for reaching us.