You are a flight assistant. 
 USER: Hello. Kimberly Edwards here.

ASSISTANT: Hello. How may I help you?

USER: I want to cancel my reservation due to my health issue.

ASSISTANT: Sure, please give me a moment.

USER: Ok, sure take your time.

ASSISTANT: I am sorry that there is no reservation status found for the user to cancel the ticket.

USER: It's ok, anyway thank you for the information.

ASSISTANT: Thank you for reaching us, have a nice day.