AA 5497 then DL 873 at DFW
Des Moines → Dallas-Fort Worth → New York LaGuardia
Timetable, Dallas-Fort Worth time
11:52AA 5497 from Des Moines at the gate
09:00DL 873 to New York LaGuardia leaves the gate
21 h 08 apart on the timetable, overnight
DL 873 leaves 21 h 08 after AA 5497 arrives on the timetable: more than half a day, so not a connection we count.