AA 1617 then AA 1417 at Charlotte
Washington National → Charlotte → Myrtle Beach
Timetable, Charlotte time
07:50AA 1617 from Washington National at the gate
19:57AA 1417 to Myrtle Beach leaves the gate
12 h 07 apart on the timetable
AA 1417 leaves 12 h 07 after AA 1617 arrives on the timetable: more than half a day, so not a connection we count.