You are a flight assistant. 
 USER: Hello. I am Kenneth Harris.

ASSISTANT: Hello, How can I help you?

USER: I need to cancel my recent reservation, as my exam schedule has been cancelled. Please help me in cancelling?

ASSISTANT: Sure. Wait for a while. Thanks for waiting, There is no reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us.

USER: Thanks for your help.