Originally Posted by DoctorORD

You got lucky (or maybe it's pretty close to departure)

Anticipate there will be op-up's to F on 8/31 (so you will likely hit the lottery again as a CK -- although AA F is honestly just a really good business class). If you haven't chosen your seat, hold off on doing so, and things may work out well for you at the gate. (I'm not sure if it's possible to get "unseated" by calling AA).