protected void SearchButton2_Click(object sender, EventArgs e)
 {
     da = new SqlDataAdapter("select CancelationId,UserId,BookingId,Refund,convert(varchar,CancelationDate,106)CancelationDate,Description from BookingCancelationDetails where CancelationDate between convert(varchar,'" + TextBox1.Text + "',102) and convert(varchar,'" + TextBox2.Text + "',102)", con);
     dt = new DataTable();
     da.Fill(dt);
     if (dt.Rows.Count > 0)
     {
         Session["cancelationid"] = dt.Rows[0]["CancelationId"].ToString();
         GridViewCancelationDetails.DataSource = dt;
         GridViewCancelationDetails.DataBind();
     }
     else
     {
         GridViewCancelationDetails.DataSource = "";
         GridViewCancelationDetails.DataBind();
         Label4.Text = "Cancelation Request is not available....";
     }
 }
 protected void Page_Load(object sender, EventArgs e)
 {
     con = new SqlConnection(ConfigurationManager.AppSettings["con"]);
     if (Page.IsPostBack == false)
     {
         da = new SqlDataAdapter("select * from BookingCancelationDetails where CancelationDate=cast( getdate()as date)", con);
         dt = new DataTable();
         da.Fill(dt);
         if (dt.Rows.Count > 0)
         {
             GridViewCancelationDetails.DataSource = dt;
             GridViewCancelationDetails.DataBind();
         }
         else
         {
             GridViewCancelationDetails.DataSource = "";
             GridViewCancelationDetails.DataBind();
         }
     }
 }