Respected, I am _____________ (name) and I work as ____________ (designation) in your reputed company for last __________ (duration). My employee ID number is ____________ (mention employee ID).
I am writing this email to inform you that I am writing this email in order to request you to kindly provide me with three days (3 days) sick leave from __/__/______ (date) onwards as I am suffering from ___________ (mention illness).
I assure you that I will be joining from __/__/____ (date) onwards. I request you to kindly approve the same at the earliest. I shall be obliged.
____________ (Employee ID)