__________ (Recipient Details)
Date: __/__/____ (date)
Subject: Apology for Absence from __________ (event name)
I am writing this letter to express my apologies for not attending the _____________ (event name) scheduled for __/__/____ (date). Unfortunately, due to ______________ (mention reason for not attending), I was unable to participate in the event, and I deeply regret my absence from this remarkable occasion.
I have always been eager to attend the event and I apologize for this oversight on my part. I humbly request your forgiveness in this matter. I assure you that such unprofessional behavior will not reoccur.
_________ (Your name),
_________ (Contact number)