AA 3397 then AA 1408 at DFW
Baton Rouge → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
16:08AA 3397 from Baton Rouge at the gate
10:23AA 1408 to Huatulco leaves the gate
18 h 15 apart on the timetable, overnight
AA 1408 leaves 18 h 15 after AA 3397 arrives on the timetable: more than half a day, so not a connection we count.