Complex sentence: Fortunately Sacco appeared in the office on her last day and she was hired as the first female bookmaker for the largest online gambling organization in the United States (revenue approximately $1 Million per month in sport gambling bets).
Split into simpler sentences: Fortunately Sacco appeared in the office on her last day and she was hired as his first female bookmaker. She now worked for the largest online gambling organization in the United States (revenue approximately $1 Million per month in sport gambling bets).