Write an email to your class teacher asking for leave for 3 days

P.s im assuming that this is a school assignment so...for like an essay or something..

 Dear Mrs./Mr. (name),

Something has came up at home, it is a personal issue. I would like to ask for permission to take a leave of absence for three days. While away i will try to make sure I finsh school assignments. But I will not be able to do zooms with the rest of the class. Thank you, Have a nice day.