You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand?

USER: I have made an earlier reservation to attend for an interview, due to some issues my interview has been cancelled.

ASSISTANT: Ok.

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name to check the previous reservation?

USER: Sure, you can check my reservation on the name of Anthony Walker.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for reaching us.