Confessions are at a rectory window in the back.  Go to the window with the cones.  Call "Fr. Jim" or say "Hello" when you arrive at the window to make sure Fr. Jim is there.  He could be called away for the anointing of the sick.  Consider the following resources for making a good confession or examining one's conscience.

A Detailed Catholic Examination of Conscience at beginningCatholic.com

Examination of Conscience - for teenagers

6 Ways to examine your conscience for Confession at Aleteia

Deeper Examination of Conscience and the Seven Deadly Sins