England rallied admirably from 0-1 in the three-ODI series to win two on the trot to seal a series victory.
Australia's star performer in their successful Womens World Cup campaign, Ellyse Perry has undergone ankle surgery on Tuesday, and will return to bowling only after 10-12 weeks.
But Aguilleira also highlighted positives for her side after a dream run. Reflecting on Sunday's match, Aguilleira said the toss was crucial as the team batting first had won all the day night matches.
Australia have beaten West Indies by 114 runs to lift their sixth Womens' World Cup title.
The 27-year-old Merissa Aguilleira also added that winning the World Cup would mean a lot for the people back home.
The Aussies have a few issues to sort out ahead of the clash against the Caribbeans, who have made the final for the first time.
West Indies lost their opening game to India by a big margin, thumped Lanka by a huge margin and slumped to a heavy defeat on Tuesday against England.
Perry became the youngest Australian in international cricket when she made her debut in July 2007 aged 16. A month later, she was picked in the Australian women's football team for the 2008 Olympic qualifiers, where she scored a goal within two minutes of her appearance.