AA 3818 then AA 4041 at DFW
El Paso → Dallas-Fort Worth → Lexington
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
12:10AA 4041 to Lexington leaves the gate
20 h 25 apart on the timetable, overnight
AA 4041 leaves 20 h 25 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.