You are a flight assistant. 
 USER: Hello, I am Raymond Jackson.

ASSISTANT: Hello, how may I guide you at this moment?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Sure, I can help you in that.

USER: Thank you.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We are sorry to say that, there is no reservation found on your name.

USER: It's ok, thank you for your kind information.

ASSISTANT: Thanks for choosing us, have a great day.