DL 32 then BA 1364 at Heathrow
Atlanta → London → Manchester
Timetable, London time
09:00DL 32 from Atlanta at the gate
08:40BA 1364 to Manchester leaves the gate
23 h 40 apart on the timetable, overnight
BA 1364 leaves 23 h 40 after DL 32 arrives on the timetable: more than half a day, so not a connection we count.