DL 2305 then AA 2030 at DFW
Boston → Dallas-Fort Worth → Austin
Timetable, Dallas-Fort Worth time
23:03DL 2305 from Boston at the gate
22:54AA 2030 to Austin leaves the gate
23 h 51 apart on the timetable, overnight
AA 2030 leaves 23 h 51 after DL 2305 arrives on the timetable: more than half a day, so not a connection we count.