You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you please cancel my recent reservation, due to some health issue?

ASSISTANT: Ok, I am here to help you with that.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: I am Stephen Roberts.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: Ok, Thank you.

ASSISTANT: Thank you for consulting us.