You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you at this moment?

USER: I want to cancel my recent reservation due to medical emergency.

ASSISTANT: Ok. May I know your name?

USER: Myself Richard Garcia.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thanks for your precious time.

USER: Ok.

ASSISTANT: Sorry to say that there is no reservation found on your given name.

USER: Thanks for your quick response.

ASSISTANT: Thank you for visiting us.