Based on the context and the answer, generate a question. 

Context: So I got a call a couple days ago from the assistant dean of admissions for the Flora Thorntan School of Music at USC , personally calling me to talk about financial aid and my admission to USC . Unfortunately I had already commited to Cal State Long Beach . Still and all , it was really cool to have him call me personally and talk to me . I felt really good about it and sad that I could n't accept there .

Answer:

They were attending a different college .



Why could they not accept the offer ?