return result instead of promise

backend/helpers/externalSource.js

@@ -44,7 +44,7 @@ module.exports = {
         });
         resolve(result);
       }).catch(err=>{
-        reject(err);
+        reject('Failed to get answer');
       });
     });
   }

backend/models/alexa.js

@@ -77,7 +77,7 @@ module.exports = {
                 answer = intent.answer;
                 break;
               case constants.answerType.EXTERNAL_SOURCE_WP_JSON:
-                answer = predefinedSourceHelper.getAnswerFromWP(intent.externalAnswerSource);
+                answer = await predefinedSourceHelper.getAnswerFromWP(intent.externalAnswerSource);
                 break;
               case constants.answerType.EXTERNAL_SOURCE_RSS:
                 answer = 'Not implemented yet'