how to display specific record in grid view

protected void Page_Load(object sender, EventArgs e)
        {
            Label1.Text = Session["name"].ToString();
            
            detail();
        }
        public void detail()
        {
            SqlConnection conn = new SqlConnection("Data Source=SNEHAL-PC\\SNEHAL1;Initial Catalog=TEMPRUJU;Integrated Security=True");
            SqlCommand cmd;
            conn.Open();
            //String st = "select name,midname,surname,contact,dob,email,address,ltype,image from login";
            
            cmd = new SqlCommand("select Id,name,midname,surname,username,password,contact,dob,email,address,ltype,image from login where id='" + User.Identity.Name + "'", conn);
            DataSet ds = new DataSet();
            DataTable dt = new DataTable();
            SqlDataAdapter ad = new SqlDataAdapter(cmd);

            ad.Fill(ds);

            GridView2.DataSource = ds;

            GridView2.DataBind();
            conn.Close();
        }