Dialogues of the Carmelites Presented by: Duquesne University Duquesne's Opera Workshop (Guenko Guechev, director) presents Poulenc's "Dialogues of the Carmelites." Date: 02/22/2013 -          02/24/2013 02/22 - 8:00 pm 02/24 - 2:00 pm Location: Carnegie Music Hall, 4400 Forbes Ave., Pittsburgh, PA website | map