Respected Sir/Madam,
My name is ________ (name) and I am writing this email with the utmost respect in order to inform you that I am working as ___________ (designation) in your reputed company i.e. ___________ (company name). My employee ID is __________ (employee ID).
Respectfully, I am in need of casual leave for ______ (number of days) days due to some personal reason from __/__/____ (date) till __/__/____ (date). I ensure that I will be joining back from __/__/_____ (date) onwards. I request you to kindly grant me the leaves.
I shall be obliged for your kind support. I believe that you would approve my leave at the earliest.
Thanking you,
Yours sincerely,
____________ (Name),
____________ (Designation),
_________ (Employee ID)