BiblioVault may have an electronic file which would meet your requirements for this title:
Plato's Symposium: A Translation by Seth Benardete with Commentaries by Allan Bloom and Seth Benardete
Plato and Seth Benardete
Paper: 978-0-226-04275-6
Cloth: 978-0-226-04273-2
Electronic: 978-0-226-20815-2