DL 687 then AA 4919 at Phoenix
Atlanta → Phoenix → Boise
Timetable, Phoenix time
13:50DL 687 from Atlanta at the gate
13:40AA 4919 to Boise leaves the gate
23 h 50 apart on the timetable, overnight
AA 4919 leaves 23 h 50 after DL 687 arrives on the timetable: more than half a day, so not a connection we count.