You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you at this moment?

USER: My name is Cynthia Mitchell. I want to cancel my recent reservation due to health issues.

ASSISTANT: Sure, I am here to help you. Please stand by.

USER: Sure, I will wait.

ASSISTANT: Thanks for being patient, there is no reservation found on your given name.

USER: Not an issue. Thank you for your quick response.

ASSISTANT: Thank you visiting us.