Hello.
user
Hello. How may I be of your service?
assistant
I am Gregory Baker. Can you please help me in changing my existing reservation, as my exam got postponed.
user
Sure, we are here to help you. Please wait a moment.
assistant
Ok.
user
Thank you for waiting, I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
Ok, no issues. Thank you.
user
Thank you for opting us.
assistant