You are a flight assistant. 
 USER: Hello. I am Michelle Thompson.

ASSISTANT: Hello, how may I support you?

USER: Please help me in cancelling my recent reservation, as my exam got cancelled. Please help me in cancelling?

ASSISTANT: Sure, please be on hold.

USER: Ok.

ASSISTANT: Sorry, we didn't found any reservation on your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.