I came to this thread knowing full well I wouldn't be eligible. I never am.
WAIT!!!
I checked and lo and behold, I AM ELIGIBLE!!!
"Book and take a trip in a premium cabin 2 times by October 31, 2018 to get 100,000 bonus award miles."
That's pretty impressive, except I have all travel booked until end of the year. Do I now cancel those trips and re-book them to be part of this promotion???