AA 1987 then AA 1254 at DFW
New York LaGuardia → Dallas-Fort Worth → Nashville
Timetable, Dallas-Fort Worth time
10:10AA 1987 from New York LaGuardia at the gate
07:30AA 1254 to Nashville leaves the gate
21 h 20 apart on the timetable, overnight
AA 1254 leaves 21 h 20 after AA 1987 arrives on the timetable: more than half a day, so not a connection we count.