AA 6060 then UA 3441 at Charlotte
Chattanooga → Charlotte → Washington
Timetable, Charlotte time
16:23AA 6060 from Chattanooga at the gate
10:24UA 3441 to Washington leaves the gate
18 h 01 apart on the timetable, overnight
UA 3441 leaves 18 h 01 after AA 6060 arrives on the timetable: more than half a day, so not a connection we count.