Pass date from gridview to another page textbox .

        protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
        {
            string AID = GridView1.SelectedRow.Cells[1].Text;
            Response.Redirect("Daily Attendance.aspx?AID=" + AID);
        }


on another page i am using this query on page loading

protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                String mycon = ("Data Source=DESKTOP-5PJ76B9;Integrated Security=SSPI;Initial Catalog=Institute");
                String myquery = "Select AID,Datetime,Outdt,Day,Days,OT,Code from HR3  where AID=" + Request.QueryString["AID"];
                SqlConnection con = new SqlConnection(mycon);
                SqlCommand cmd = new SqlCommand();
                cmd.CommandText = myquery;
                cmd.Connection = con;
                SqlDataAdapter da = new SqlDataAdapter();
                da.SelectCommand = cmd;
                DataSet ds = new DataSet();
                da.Fill(ds);
                if (ds.Tables[0].Rows.Count > 0)
                {
                    TBID.Text = ds.Tables[0].Rows[0]["AID"].ToString();
                    //TBEN.Text = ds.Tables[0].Rows[0]["EmployeeName"].ToString();
                    TBIN.Text = ds.Tables[0].Rows[0]["Datetime"].ToString();
                    TBOut.Text = ds.Tables[0].Rows[0]["Outdt"].ToString();
                    TBHrs.Text = ds.Tables[0].Rows[0]["Day"].ToString();
                    TBDay.Text = ds.Tables[0].Rows[0]["Days"].ToString();
                    TBOT.Text = ds.Tables[0].Rows[0]["OT"].ToString();
                    TBEID.Text = ds.Tables[0].Rows[0]["Code"].ToString();
                }
                con.Close();