Trailing to a goal on the half hour mark from Penagi, Flood scored for his country in the 76th minute.
In the league, Boston United won at Notts County 2-1. Former City midfielder Julian Joachim after 25 seconds. Boston went further ahead ten minutes later through a David Pipe own goal, before Noel Whelan who had put Pipe under pressure for the second goal was sent off for a second bookable offence.
Mike Edwards pulled one back in the last minute for County and deep in time added on, The Pilgrims had keeper Natahan Abbey sent off for a second bookable offence.