       icon="fa fa-sync-alt" 
                                             styleClass="ui-button-secondary mx-1" 
                                             action="#{bookingController.reloadSessionInstance()}"
                                             oncomplete="PF('reloadSessionWarn').show()" 
                                             disabled="#{bookingController.selectedSessionInstance == null}" />

                            <p:commandButton icon="fa fa-cog" 
                                 