private void GetSectionsFromService()
        {
            DynamicCollection = new ObservableCollection<Section>();
            SectionsList sectionsList;
            using (var service = new UnivercityServiceClient())
            {
                sectionsList = service.GetSectionsList();
            }

            foreach (var sec in sectionsList.Sections)
            {
                DynamicCollection.Add(sec);
            }
        }