AMISblog1-CRUDservice3

//..

  self.title = ko.observable();
  self.description = ko.observable();
  self.startDate = ko.observable(new Date());
  self.endDate = ko.observable(new Date());

//...

self.createMeeting = function(){
        var meeting = {
          _id: '',
          title: self.title(),
          startDate: self.startDate(),
          endDate: self.endDate(),
          description: self.description(),
        };

        var meetingError = function(jqXHR, textStatus, errorThrown){
          console.error('Error in Create: ' + textStatus);
        };

        MeetingsService.create(meeting, null, meetingError);
      };
     
//...