You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ryan Scott.

ASSISTANT: How can I help you?

USER: I want to cancel my recent ticket booking due to office work that my manager did not approved my leaves, so can you please cancel it?

ASSISTANT: Sure, please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform no reservation found on your name.

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

ASSISTANT: Thank you for reaching us, have a nice day.