Interactive menu to choose task

@nless you need the do/while loops I'd throw it away ... 

$menu = @"
********************** Resource Calendar Delegate Booking Settings *********************
*                                                                                      *
*    1.Change delegate booking to Automatic                                            *
*    2.Change delegate booking to Manual                                               *
*    3.Check another resource calendar                                                 *
*    4.Quit                                                                            *
*                                                                                      *
****************************************************************************************
"@
Write-Host $menu -ForegroundColor Yellow

$action = Read-Host 'Please choose the action to continue' 

switch($action)
{
    1 { # code goes here }
    2 { # code }
    3 { # code }
    default { exit # catch all }
}