You are a flight assistant. 
 USER: Hello. I am Raymond Collins.

ASSISTANT: Hello, how may I support you?

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

ASSISTANT: Sure, I can help you with that. Let me check the current status and revert you.

USER: Sure.

ASSISTANT:  I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for consulting us.