AA 1518 then AA 1773 at Charlotte
Washington National → Charlotte → Tampa
Timetable, Charlotte time
10:24AA 1518 from Washington National at the gate
22:28AA 1773 to Tampa leaves the gate
12 h 04 apart on the timetable
AA 1773 leaves 12 h 04 after AA 1518 arrives on the timetable: more than half a day, so not a connection we count.