You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you at present?

USER: Due to some health issue, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, we are here to help you with cancellation. Let me know your name.

USER: Sure, I am Anthony Moore.

ASSISTANT: Please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thanks for being patient, there was no reservation found on your name to cancel it.

USER: Ok, Thank you.

ASSISTANT: Thank you for consulting us.