AA 2141 then CI 5382 at LAX
Boston → Los Angeles → Miami
Timetable, Los Angeles time
14:05AA 2141 from Boston at the gate
04:00CI 5382 to Miami leaves the gate
13 h 55 apart on the timetable, overnight
CI 5382 leaves 13 h 55 after AA 2141 arrives on the timetable: more than half a day, so not a connection we count.