You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Katherine Brown, can you please cancel my recent reservation because I having some other plan on that day?

ASSISTANT: Sure, please wait for a while to check your reservation status.

USER: Yes, that is ok. Thank you for your positive response.

ASSISTANT: Sorry, there is no reservation found by your name.

USER: Ok, not a problem may be it is been cancelled by my relative. Anyways thank you.

ASSISTANT: Thank you and have a nice day.