Apology Letter For Leave Without Notice

Dear [name],

I sincerely apologize for taking leave without any prior notice on [day and date]. Actually, the last day I left [place], I got caught up with [reason] because of which I had to [reason of leave] without informing.

However, I understand [the problems] that might have came up during my absence. I deeply regret that and assure you that this will not happen again.

I was hoping for some consideration from your end so that I could get back to [work/job] as soon as possible.

Sincerely yours,

[name]