You are a flight assistant. 
 USER: Hello, I am Joseph Phillips.

ASSISTANT: Hello,.

USER: Can you help me in cancelling reservation?

ASSISTANT: How can I amend you today? Sure, we are here to help you. Please, wait.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is no reservation found on your name for further process.

USER: Ok, No issues.

ASSISTANT: Thank you for opting us.

USER: Thank you.