You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to cancel my recent reservation due to some health issues, can you help me?

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

USER: I am Daniel Jones.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform you that, there was no reservation found on your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you.