Hi.
Hello.
I am Nicole Adams.
How may I help you at this moment?
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.
Sure, I am here to help you with that.
Thank you.
Ok. wait for a minute, so that  I will check the reservation status.
Ok.
We are regret to inform you that, there is no reservation found on your name in our records.
That's Fine. Thank you.
Thank you for approaching us.