You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Anna Young. I want to cancel my recent reservation due to health issues, can you please help me with that?

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is no reservation found with your given name.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.