Bob and Lynne Lunceford Warren of Alto announce the engagement of their daughter Delanie Lynne Warren to Nicholas Donald Pemberton, son of Rick and Rhonda McDuffie Pemberton of Sevierville, Tenn. The bride-elect is the granddaughter of the Rev. Alex Lunceford and Betty Lunceford of Centerville, Ga., and Wayne and Hilda Warren of Reedley, Calif. She is a 2006 graduate of Heritage Academy in Oakwood.