HAMPDEN – Richard and Robin Balentine of Hampden are pleased to announce the engagement of their daughter Leah Balentine to Benjamin Smith, son of Dennis and Beth Smith of Sangerville. Leah is a 2002 graduate of Hampden Academy and earned a degree in elementary education from the University of Maine in Orono in 2006. She is working on a master’s degree in literacy and employed as a first grade teacher at McGraw School in Hampden. Benjamin is a 2002 graduate of Piscataquis Community High School in Guilford and earned a degree in communications from the University of Maine in Orono in 2007. He is a sales associate at Surgicare Inc. The couple is planning an Aug. 6, 2011, wedding at the Lucerne Inn in Dedham.