Hi. I am Steven Jones.
Hello, how can I help you for the day?
I want to cancel my recent reservation as my exam got cancelled. Please help me out.
Sure, I am here to help you with that reservation cancel.
Thank you.
Please wait for a while, let me check your previous reservation status.
Ok, take your time.
I have found your previous reservation with your name  and I cancelled your reservation successfully.
Thank you so much.
You are most welcome, thank you for approaching us. Have a great day.