virus90:
Absolutely no idea how long they will take to start your batch. I believe they sent you the JA form in advance to check who all are up-to-date with their licenses et all.
Skyblade & juliet.alpha.yankee:
8 went on 5th April and the next 8 are leaving around 10th of May. The remaining 8 (including me) don't have any information yet.