AA 1418 then CX 3272 at Miami
Boston → Miami → Atlanta
Timetable, Miami time
08:27AA 1418 from Boston at the gate
07:35CX 3272 to Atlanta leaves the gate
23 h 08 apart on the timetable, overnight
CX 3272 leaves 23 h 08 after AA 1418 arrives on the timetable: more than half a day, so not a connection we count.