C#, iTextsharp (remove time from date)

Question

I have C# code, visual studio 2015 for desktop dataentry application. When i use pdf report PaymentDate column shows "01-June-2017, 12.00AM". I want to remove "12.00AM". How? Please sample code or example.

 

My code is:
//Adding DataRow

foreach (DataGridViewRow row in dataGridView1.Rows)
{
foreach (DataGridViewCell cell in row.Cells)
{

 pdfTable.AddCell(new Phrase(cell.Value.ToString(), fontTable));

}
}