Respected Sir/ Madam,
My name is ________ (name) and I am working as _____________ (designation) in your reputed company for last _____________ (duration).
I am writing this email with the utmost respect in order to request you to kindly grant the sick leave in my name for the coming __________ (number of days) till __/__/____ (date). The reason behind my requesting leave is that I am suffering from fever.
I request you to kindly approve my leave and look forward to hearing back from you at the earliest.
Thanking you,
Sincerely,
___________ (Name),
___________ (Designation),
___________ (Employee ID)