You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Actually, I want to cancel my recently done reservation due to some health issues, can you please help me in this?

ASSISTANT: Ok, may I know your name?

USER: Sure, my name is Virginia Martin.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry to inform you, there is no reservation by your name.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.