You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Carol Harris here.

ASSISTANT: How may I assist you at this moment?

USER:  need to cancel my recent reservation which I have done earlier . Can you please help me out in cancelling my flight ticket?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please give me a moment to check your reservation status.

USER: Ok, sure.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.