Hello.
user
Hello. How may I aid you today?
assistant
 I would like to cancel my flight reservation as my trip got postponed, can you please help me?
user
Sure, I'll try to cancel your ticket.
assistant
Thank you.
user
Can I have your name please to check the reservation list?
assistant
My name is George Scott.
user
Ok, please wait a minute I will get back to you with the present status.
assistant
Sure.
user
Thank you for waiting, I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
Not an issue, thank you for the information.
user
Thank you for approaching us.
assistant