AA 809 then AA 1594 at Phoenix
Lagos → Phoenix → Austin
Timetable, Phoenix time
15:31AA 809 from Lagos at the gate
13:58AA 1594 to Austin leaves the gate
22 h 27 apart on the timetable, overnight
AA 1594 leaves 22 h 27 after AA 809 arrives on the timetable: more than half a day, so not a connection we count.