Fix text of guide tour for callflow

src/apps/callflows/i18n/en-US.json

@@ -1135,7 +1135,7 @@
 		"introDescription": "A callflow defines what happens when someone dials an extension or phone number.",
 		"guide": {
 			"addCallflow": "Click this button to create new callflow",
-			"addNumber": "Click this button to add phone or extension number into callflow <br/>When someone dials these number, they will behave according to the way you set up the callflow in the next step.",
+			"addNumber": "Click this button to add phone or extension number into callflow <br/>When someone dials these number, they will behave according to the way you set up the callflow.",
 			"dragAndDropAction": "Drag actions from the actions panel to the callflow box. You can customize a callflow by adding more actions. <div class='callflows-drag-and-drop'></div>",
 			"nextBtnText": "Next »",
 			"endTourBtnText": "Close"