The HR Manager,
__________ (Department name),
__________ (Office’s address)
Date: __/__/____ (Date)
Subject: Undertaking for short attendance
Courteously, my name is ____ (name) and I am working in _________ (mention department) in your company for the last ________ (mention duration) and my employee ID number is __________ (mention employee ID).
I am writing this letter regarding my short attendance in job. In this regard, I hereby undertake that I will be maintaining the attendance in the future and will be working hard to get the attendance into the criteria. _____________ (mention your point).
I shall be obliged for your kind support.
_________ (Contact details)