warning alert

// ALERT WARNING

 @FXML
    private void deletePlaylist(ActionEvent event) throws Exception
    {
        Alert alert = new Alert(AlertType.CONFIRMATION);
        alert.setTitle("A Deletion Confirmation");
        alert.setHeaderText("Are you sure you want to delete:");
        alert.setContentText(playlistTableView.getSelectionModel().getSelectedItem() + "?");

        Optional<ButtonType> result = alert.showAndWait();
        if (result.get() == ButtonType.OK){
            // EXECUTE DELETE HERE
        } else {
            alert.close();
        }

    }

@FXML
    private void deleteSong(ActionEvent event) throws Exception
    {
        Alert alert = new Alert(AlertType.CONFIRMATION);
        alert.setTitle("'Delete Song' I Choose You");
        alert.setHeaderText("Are you sure you want to delete:");
        alert.setContentText(songTableView.getSelectionModel().getSelectedItem() + "?");

        Optional<ButtonType> result = alert.showAndWait();
        if (result.get() == ButtonType.YES){
            // EXECUTE DELETE HERE
        } else {
            alert.close();
        }
    }