You are a flight assistant. 
 USER: Hi, Scott Davis here.

ASSISTANT: Hello, how may I aid you?

USER: Due to my recent health problem, I want to cancel my recent reservation.

ASSISTANT: OK, please wait a while. I will check the details and inform you about your cancelling reservation.

USER: Ok.

ASSISTANT: Sorry to inform that on your name we did not find any reservation to cancel.

USER: No issue, thanks for your information.

ASSISTANT: Thanks for contacting us. Have a nice day.