Windows phone 7 with Database using WCF service

How to create Windows phone 7 application with Database

First create WCF service with database
>>Start Visual studio 2010
      >> Goto File menu
             >> New
                   >> Website
                        >> select C# language
                                >> WCF Service

Follow this folloing Step...........................

 Second Create a Windows phone application

>> Start VS 2010

      >> Goto file menu

            >> New

                 >> Project

                      >>  Select C# language

                          >> Silverlight for windows phone

Follow this folloing Step.........