Complex sentence: On December 23,2016, Reynolds' daughter, actress and writer Carrie Fisher, suffered a heart attack on a transatlantic flight from London to Los Angeles, and died at the age of 60 on December 27.
Split into simpler sentences: On December 23,2016, Reynolds' daughter, actress and writer Carrie Fisher, suffered a heart attack on a transatlantic flight from London to Los Angeles. However, Fisher died at the age of 60 on December 27.