You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I amend you today?

USER: Please cancel my reservation on the name of Daniel Harris.

ASSISTANT: Sure, we are to aid you. Please, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time. There is no reservation found on your name.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for reaching us.