You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I 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 out.

USER: Thanks for the response.

ASSISTANT: Can you please share your name to check your reservation status?

USER: I am Katherine Nelson here.

ASSISTANT: Ok, please give me a moment.

USER: Ok, sure. I will wait for your response.

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

USER: Ok, not a problem. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.