You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation, due to health issues. Can you please help me?

ASSISTANT: Sure, I am here to help you for this. May I know your name please?

USER: My name is Sarah Edwards.

ASSISTANT: Just a moment, let me check your reservation status in our records.

USER: Sure, take your own time.

ASSISTANT: Sorry for inconvenience, no reservation is found under your name.

USER: No problem, thank you for checking.

ASSISTANT: Thank you very much for contacting our agency.