WN 155 then AA 1620 at Phoenix
Louisville → Phoenix → Washington National
Timetable, Phoenix time
10:40WN 155 from Louisville at the gate
08:30AA 1620 to Washington National leaves the gate
21 h 50 apart on the timetable, overnight
AA 1620 leaves 21 h 50 after WN 155 arrives on the timetable: more than half a day, so not a connection we count.