Kati O'Kelley and Zach Moore O'Kelley - Moore Michael D. and Kathy O'Kelley of Tulsa are pleased to announce the engagement of their daughter, Kaitlyn Leah O'Kelley of Oklahoma City to Zachary Keith Moore, also of Oklahoma City. The bride-to-be is a graduate of Norman North High School and the University of Okla homa. She is the Development Coordinator with the Children's Hospital Foundation of Oklahoma City. The prospective groom is the son of Kenneth and Mary Alice Moore of Norman. He graduated from Norman North High School and the Uni versity of Oklahoma. He is a Landman with Ch esapeake Energy in Oklahoma City. The couple has chosen September 15, 2012 to exchange vows at All Souls' Episcopal Church in Oklahoma City.