DL 514 then AA 2859 at Phoenix
Boston → Phoenix → Ontario
Timetable, Phoenix time
21:53DL 514 from Boston at the gate
14:00AA 2859 to Ontario leaves the gate
16 h 07 apart on the timetable, overnight
AA 2859 leaves 16 h 07 after DL 514 arrives on the timetable: more than half a day, so not a connection we count.