You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Andrew Perez. I made my reservation in advance, but now found out I don't have any leaves so want to cancel my reservation.Please help me to cancel it.

ASSISTANT: Sure, please allow me a moment to check for the status.

USER: Ok.

ASSISTANT: Thank you for waiting. Here, I have found your reservation and I have successfully cancelled it.

USER: That's Fine, Thank you for the formation.

ASSISTANT: Thank you for reaching us.