Hello, I am William Hernandez.
user
Hello, may I know how best I can help you today?
assistant
I want to change my recent reservation as my joining date got postponed. Can you help me in changing?
user
Sure, please wait for a while, I will check the reservation list and revert to you.
assistant
Sure.
user
I have checked in reservation list to cancel your ticket, but could not find any reservation with your name. Thanks for making an enquiry with us.
assistant
Not a problem, thank you.
user