Sub Extraction()
Dim wkDest As Workbook
Set wkDest = Application.Workbooks.Add
ThisWorkbook.Sheets("Feuil1").Cells.Copy wkDest.Sheets("Feuil1").Range("A1:E100")
wkDest.SaveAs ThisWorkbook.Path & "\" & Join(Application.Transpose(Feuil2.[B1:B3].Value), "_") & ".xls"
End Sub