<select class="form-control" name="cityID" id="Select1" ng-change="RoomSelect()" ng-model="sRoom">
                                            <option value="1" selected="selected">One</option>
                                            <option value="2">Two</option>
                                            <option value="3">Three</option>
                                            <option value="4">Four</option>
                                        </select>