AA 5187 then AA 622 at DFW
Houston → Dallas-Fort Worth → Milwaukee
Timetable, Dallas-Fort Worth time
12:05AA 5187 from Houston at the gate
07:00AA 622 to Milwaukee leaves the gate
18 h 55 apart on the timetable, overnight
AA 622 leaves 18 h 55 after AA 5187 arrives on the timetable: more than half a day, so not a connection we count.