You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

USER: I am John Hernandez. Please cancel my recent reservation.

ASSISTANT: Sure,. Please give me a moment.

USER: Ok.

ASSISTANT: Thank you for being on hold. We are sorry to inform you that there is no reservation found with your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for availing us.