You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please cancel my reservation, due to cancel of my meeting with client?

ASSISTANT: Sure, may I know your name for the cancelling process?

USER: My name is Joshua Mitchell.

ASSISTANT: Thank you, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, we couldn't find a reservation on your name to cancel.

USER: Ok, no issue.

ASSISTANT: Welcome, thank you for reaching us.

USER: Thank you.