Write this type of letter for any situation in which you are communicating information about a company's policy or policies. You will likely need to modify this letter sample at least somewhat so that it most closely matches what you want to communicate. Include in your letter any pertinent details.
Dear ____________ (Name),
I would like to schedule my vacation for the period from __________ (Date) to __________ (Date). According to my knowledge and the concerned records I have ____ due vacation days in my account.
This is my request which includes the above mentioned holidays, would cancel them from my account.