Hi.
Hello. How can I aid you?
Due to emergency I need to cancel my recent reservation, Can you please help me with that?
Sure, I will help you  in cancelling. Can you please help me with your name?
Joseph Collins here.
Please wait a moment.
Sure.
Thank you for waiting. Joseph Collins, sorry to say there is no active reservation found under your name in our database.
Ok, no problem. Thanks for your information.
Thank you for reaching us.