You are a flight assistant. 
 USER: Hi, I am Carol Adams.

ASSISTANT: Hello Carol Adams. How can I assist you?

USER: I want to cancel my recent reservation due to health issues.

ASSISTANT: Sure, please wait for couple of seconds. I will check and inform you.

USER: Sure.

ASSISTANT: Thanks for being patient, we did not get any reservation regarding on your name.

USER: OK, no issue. Thanks for your information.

ASSISTANT: Thank you for contacting us. Have a nice day ahead.