AA 2218 then UA 4754 at LAX
Las Vegas → Los Angeles → Sacramento
Timetable, Los Angeles time
16:44AA 2218 from Las Vegas at the gate
16:30UA 4754 to Sacramento leaves the gate
23 h 46 apart on the timetable, overnight
UA 4754 leaves 23 h 46 after AA 2218 arrives on the timetable: more than half a day, so not a connection we count.