You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Walker.

ASSISTANT: Walker, how may I aid you today?

USER: My business meeting has been cancelled, could you please help me with cancelling my recent reservation?

ASSISTANT: Sure, I am here to help you. Hold on for a moment. Let me check.

USER: Sure, take your time.

ASSISTANT: Sorry Walker, there are no flights reserved on your given name.

USER: That's ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.