AA 5117 then AA 1408 at DFW
Mobile → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
20:18AA 5117 from Mobile at the gate
10:23AA 1408 to Huatulco leaves the gate
14 h 05 apart on the timetable, overnight
AA 1408 leaves 14 h 05 after AA 5117 arrives on the timetable: more than half a day, so not a connection we count.