Kelsey Bennett and Preston Mercer will be married Sept. 29, 2001 in Flagstaff. Kelsey is the daughter of Jim Bennett of Rimrock, Ariz. and the late Lori Bennett. Preston is the son of Jim and Terri Mercer of Payson. Kelsey will graduate from Northern Arizona University in December and then work for Chaparral Pines Fitness Department. Preston is a graduate of NAU and is currently employed with the Forest Service. The couple plans to reside in Payson.