____________ (School Name)
Subject: Requesting leave for one hour
Most courteously, I would like to inform you that I am ________ (name) and I am studying in _______ (class) at your reputed school.
I beg to state that I am in need of leave from School for an hour on __/__/____ (date). The reason behind the same is _________ (mention reason – have to go to doctor/ have to go somewhere/ appointment/ any other) and the timings for the same would be from __:__ (time) till __:__ (time) on the said date.
I shall be highly obliged for your kind permission to be absent for the said reason. I ensure that the pending work would be completed once I get back to the class. In case you have any queries, you may contact my parents at ________ (contact number).
____________ (roll number)