Complex sentence: The 2008 International Musique-Cordiale Festival ran from 3-17 August 2008, the 2009 the festival dates were 6-14 August 2009 and in 2010, the festival dates are 3-14 August, 2010.
Split into simpler sentences: The 2008 International Musique-Cordiale Festival ran from 3-17 August 2008, the 2009 the festival dates were 6-14 August 2009. In 2010, the festival dates are 3-14 August, 2010.