AA 3543 then AA 5273 at DFW
Columbia Regional → Dallas-Fort Worth → Corpus Christi
Timetable, Dallas-Fort Worth time
21:50AA 3543 from Columbia Regional at the gate
18:18AA 5273 to Corpus Christi leaves the gate
20 h 28 apart on the timetable, overnight
AA 5273 leaves 20 h 28 after AA 3543 arrives on the timetable: more than half a day, so not a connection we count.