Table:
text: 2008 Vuelta a España
Routes and Stages
Routes and Stages
Date_ Course Distance Type_ Winner
20 September La Granja de San Ildefonso to Alto de Navacerrada km (mi) Individual time trial Levi Leipheimer ( USA )
21 September San Sebastián de los Reyes to Madrid km (mi) Flat stage Matti Breschel ( DEN )
Total Total km (mi) km (mi) km (mi)

Question: What is the date for the course from La Granja de San Ildefonso to Alto de Navacerrada in 2008 Vuelta a Españas routes and stages?