Table:
text: Billy Elliot the Musical casts
Original casts
Original UK tour casts
Status_ Name_ First_Performance Last_Performance Style_
Original Cast Rhys Kosakowski 13 November 2007 19 April 2009 Ballet
Original Cast Lochlan Denholm 15 November 2007 1 November 2008 Street
Original Cast Rarmian Newton 16 November 2007 11 October 2008 Ballet
Original Cast Nick Twiney 12 January 2008 20 May 2008 Ballet
Past Replacement Corey Snide 8 December 2007 February 2008 19 January 2008 March 2008 Ballet
Final Cast Dayton Tavares 24 May 2008 13 June 2009 Ballet
Final Cast Joshua Waiss-Gates 20 June 2008 12 June 2009 Ballet
Final Cast Michael Dameski 16 October 2008 13 June 2009 Ballet

Question: What is the premiere date of Billy Elliot the Musical's original UK cast, Rhys Kosakowski?

Question: What is the date of the last performance among the original cast of Billy Elliot The Musical on the UK tour with a former replacement cast status?