Matt and Mary Jane Felke announce the engagement of their daughter Saylem M. Felke to Tyson G. Ryff, son of Tim Ryff and the late Dava Ryff.The bride-elect is a graduate of Great Bend High School. She studied business communications at Newman University. She is employed by Ellinwood School District as a grade school secretary and at Sunflower Diversified Services in residential support.The prospective groom is a graduate of Centre High School in Lost Springs and Manhattan Area Technical College.