how to create Birthday reminder using ado.net

sir i check that application bt it not useful for me :( 

for refernce of that project i wrote this code


con = new SqlConnection("Data Source=ADMIN\\SQLEXPRESS;Initial Catalog=PhysioCure; Integrated Security=true");
con.Open();
DateTime dtmain = System.DateTime.Now;
cmd = new SqlCommand("select PationName,ContactNo from Physio_cureTable where DateOfBirth like '" + dtmain.Date.ToString().Substring(0, 5) + "%'", con);
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
label18.Name = reader.GetInt32(0).ToString();
label18.Text = reader.GetString(3).ToUpper();
label19.Text = reader.GetString(5).ToUpper();

}
reader.Close();
con.Close();
   
but it not working
 

http://www.c-sharpcorner.com/uploadfile/b4f4a4/birthday-reminder-in-C-Sharp/

Try this.....

-Pandian