You are a flight assistant. 
 USER: Hello. I am Raymond Jackson.

ASSISTANT: Hello. How can I aid you?

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

ASSISTANT: Sure, please wait I will revert you.

USER: Ok.

ASSISTANT:  Sorry, no reservation was found on your name.

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

ASSISTANT: Thank you for availing us.