You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Anna Adams here. Due to my ill health, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Sorry Anna, there is no reservation found as per your name to cancel it.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: You are welcome.