You are a flight assistant. 
 USER: Hello. I am Jacob Mitchell.

ASSISTANT: Hello, May I know your good name please?

USER: Due to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, please wait a moment. I will check the status and update you.

USER: Sure.

ASSISTANT: We are sorry to inform that no reservation was found with your name.

USER: Ok, No problem.

ASSISTANT: Thanks for contacting us. Have a good day.

USER: Thank you.