ListView.Xaml

<ListView AbsoluteLayout.LayoutBounds="0,0,1,1"
                AbsoluteLayout.LayoutFlags="All"
                x:Name="CasesList" ItemsSource="{Binding CourtCaseList}"
                SelectedItem="{Binding ListSelectedItem}"
                SeparatorVisibility="None" 
                HasUnevenRows="True"         
                IsPullToRefreshEnabled="True"
                IsRefreshing="{Binding BoolRefreshing}"
                RefreshCommand="{Binding RefreshCommand}">
      <ListView.Header>
        <Grid Margin="5,0">
          <Grid.ColumnDefinitions>
            <ColumnDefinition Width="40"/>
            <ColumnDefinition Width="*"/>
          </Grid.ColumnDefinitions>
          <Image Grid.Column="0"
                 Margin="5"
                 Source="{Binding SearchImageSource}">
            <Image.GestureRecognizers>
              <TapGestureRecognizer Command="{Binding SearchCommand}"/>
            </Image.GestureRecognizers>
          </Image>
          <Entry Grid.Column="1"
                 Text="{Binding Search}"
                 TextColor="{StaticResource ThemeColor}"
                 Margin="0,0,5,0">
           
          </Entry>
        </Grid>
      </ListView.Header>
      <ListView.ItemTemplate>
        <DataTemplate>
          <ViewCell>   

            <StackLayout>
              <Label Grid.Row="0" Grid.Column="0"
                       Text="{Binding Title}"
                       TextColor="{StaticResource ThemeColor}"
                       FontSize="18"
                       Margin="{StaticResource BoxViewPadding}"/>

                <Label  Grid.Row="0" Grid.Column="1"
                        HeightRequest="12"
                        Text="{Binding RollNo}"
                        TextColor="{StaticResource ThemeColor}"
                        FontSize="13"
                        HorizontalTextAlignment="End"
                        VerticalTextAlignment="Start"
                        HorizontalOptions="End"
                        Margin="0,0,8,0"/>            
            </StackLayout>        
          </ViewCell>
        </DataTemplate>
      </ListView.ItemTemplate>
    </ListView>