You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you?

USER: Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I am here to help you. May I know your good name please?

USER: Myself Daniel Moore.

ASSISTANT: Please wait for a while.

USER: Sure.

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

USER: No problem, thanks for checking.

ASSISTANT: Thanks for your approach.