DL 496 then AA 5273 at DFW
New York JFK → Dallas-Fort Worth → Corpus Christi
Timetable, Dallas-Fort Worth time
21:02DL 496 from New York JFK at the gate
18:18AA 5273 to Corpus Christi leaves the gate
21 h 16 apart on the timetable, overnight
AA 5273 leaves 21 h 16 after DL 496 arrives on the timetable: more than half a day, so not a connection we count.