M6 5778 then AA 5530 at Houston
Louisville → Houston → Dallas-Fort Worth
Timetable, Houston time
17:04M6 5778 from Louisville at the gate
16:14AA 5530 to Dallas-Fort Worth leaves the gate
23 h 10 apart on the timetable, overnight
AA 5530 leaves 23 h 10 after M6 5778 arrives on the timetable: more than half a day, so not a connection we count.