Hi.
Hello. May I know how best I can help you today?
I want to cancel my recent  reservation due to sudden cancellation of my trip. Can you help me?
Sure, I'll help you in cancellation. May I know your name please?
Katherine Gonzalez here.
Ok, please wait a minute I will get back to you with the present status.
Ok.
I am very sorry to inform you that there is no reservation found under your name in our database.
That's Fine, Thank you.
Thank you for approaching us.