AA 2929 then AA 1408 at DFW
Merida → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
17:29AA 2929 from Merida at the gate
10:49AA 1408 to Huatulco leaves the gate
17 h 20 apart on the timetable, overnight
AA 1408 leaves 17 h 20 after AA 2929 arrives on the timetable: more than half a day, so not a connection we count.