AA 4943 then AA 1408 at DFW
South Bend → Dallas-Fort Worth → Huatulco
Timetable, Dallas-Fort Worth time
19:58AA 4943 from South Bend at the gate
10:49AA 1408 to Huatulco leaves the gate
14 h 51 apart on the timetable, overnight
AA 1408 leaves 14 h 51 after AA 4943 arrives on the timetable: more than half a day, so not a connection we count.