Dreams have long inspired choreographers, probably because their elusive and ephemeral nature is also shared by dance. Ms. Nelko is mining this familiar territory in her new work "Awakening," which borrows dancers from contemporary ballet companies like Cedar Lake and Complexions. Ms. Nelko, who has choreographed for "So You Think You Can Dance," echoes that TV show's inclination toward high legs, dramatic lifts and earnest emoting.