AA 2455 then CI 5382 at LAX
Boston → Los Angeles → Miami
Timetable, Los Angeles time
11:28AA 2455 from Boston at the gate
09:22CI 5382 to Miami leaves the gate
21 h 54 apart on the timetable, overnight
CI 5382 leaves 21 h 54 after AA 2455 arrives on the timetable: more than half a day, so not a connection we count.