Originally Posted by
henry999
I talked to the AA RTW desk yesterday to make a date change to the DONE4 we're in the middle of now. We started on 28 December '17 and our last flight will now depart on 27 December '18. The change was processed quickly, easily and without any quibbles.

As I noted earlier, RTW desk was happy with my dates but ticketing objected. Probably depends on which agent in Ticking handles it.