This break down of a B24 Missions seems to outline the usage of flare on a mission well:
After takeoff, a pilot usually kept on a straight course for about two
minutes, in part because the B-24 was not very maneuverable until it
had gained speed and altitude. The pilot then climbed at a
predetermined rate (about 300 feet per minute at ...
In case of imminent danger remember these three words: aviate, navigate communicate. In that order.
Aviate: make sure you keep flying the aircraft, and keep it flying in one piece.
Navigate: know what is around you and control where you are going. Avoid crashing into anything or anyone else.
Communicate: let ATC and/or other aircraft know what your ...