AA 6243 then WN 3388 at Phoenix
Sioux Falls → Phoenix → Milwaukee
Timetable, Phoenix time
10:20AA 6243 from Sioux Falls at the gate
09:55WN 3388 to Milwaukee leaves the gate
23 h 35 apart on the timetable, overnight
WN 3388 leaves 23 h 35 after AA 6243 arrives on the timetable: more than half a day, so not a connection we count.