You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Michael Gonzalez here.

ASSISTANT: How can I help you now?

USER: Due to an emergency, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: May I know your name please?

USER: Michael Gonzalez is my name.

ASSISTANT: Please be on hold.

USER: Ok, I will wait.

ASSISTANT: Sorry,  to say there is no reservation found on your name. Thank you for approaching us.

USER: Anyway, thanks for the information.