Simplify the following text for a Grade 6 native English-speaking person.
Original: They have two daughters : Lilly-Ella Gerrard ( born on 23 February 2004 ) and Lexie Gerrard ( born on 9 May 2006 ) .
Simplified: Steven and Alex have two daughters , Lilly-Ella ( born 23 February 2004 ) and Lexie ( 9 May 2006 ) .