Hi.
user
Hello. How may I aid you today?
assistant
I want to cancel my recent reservation due to sudden cancellation of my trip. Can  you help me?
user
Sure, I am glad to help you with the ticket cancellation. I need some basic information to check your ticket details, can you please tell me your full name?
assistant
Donald Evans here.
user
Ok, please wait a minute I will get back to you with the present status.
assistant
Ok.
user
I am very sorry to inform you that there is no reservation found under your name in our database.
assistant
That's Fine, Thank you.
user
Thank you for approaching us.
assistant