Complex sentence: In 2010, the ship will be sailing on 7 day cruises from New York City to Bermuda and in May 2011, she will be moving to Boston and begin Boston to Bermuda service to replace "Norwegian Spirit".
Split into simpler sentences: In 2010, the ship will be sailing on 7-day cruise from New York City to Bermuda. In May 2011, she will be moving to Boston and begin Boston to Bermuda service to replace "Norwegian Spirit".