AA 2673 then WN 4104 at Phoenix
Boston → Phoenix → San Diego
Timetable, Phoenix time
20:52AA 2673 from Boston at the gate
19:30WN 4104 to San Diego leaves the gate
22 h 38 apart on the timetable, overnight
WN 4104 leaves 22 h 38 after AA 2673 arrives on the timetable: more than half a day, so not a connection we count.