AA 3818 then AA 1440 at DFW
El Paso → Dallas-Fort Worth → Philadelphia
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
12:20AA 1440 to Philadelphia leaves the gate
20 h 35 apart on the timetable, overnight
AA 1440 leaves 20 h 35 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.