AA 4405 then DL 1655 at Boston
Indianapolis → Boston → San Francisco
Timetable, Boston time
17:15AA 4405 from Indianapolis at the gate
16:50DL 1655 to San Francisco leaves the gate
23 h 35 apart on the timetable, overnight
DL 1655 leaves 23 h 35 after AA 4405 arrives on the timetable: more than half a day, so not a connection we count.