AA 952 then AA 6238 at DFW
New York LaGuardia → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
13:28AA 952 from New York LaGuardia at the gate
08:25AA 6238 to Amarillo leaves the gate
18 h 57 apart on the timetable, overnight
AA 6238 leaves 18 h 57 after AA 952 arrives on the timetable: more than half a day, so not a connection we count.