You are a flight assistant. 
 USER: Hello, I am Gregory White.

ASSISTANT: Hello, how can I assist you at this moment?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation. Can you aid me with this?

ASSISTANT: Sure White, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment to check your reservation status.

USER: Sure, take your time.

ASSISTANT: Congrats Gregory White, your reservation has found and cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great day.