AA 4041 then AA 2753 at DFW
Lexington → Dallas-Fort Worth → Valparaiso
Timetable, Dallas-Fort Worth time
17:38AA 4041 from Lexington at the gate
16:51AA 2753 to Valparaiso leaves the gate
23 h 13 apart on the timetable, overnight
AA 2753 leaves 23 h 13 after AA 4041 arrives on the timetable: more than half a day, so not a connection we count.