How do i select records using storedprocedure

How do i search with stordprocedure instead of selecting from my code behind

protected void btnSingle_Click(object sender, EventArgs e)
    {
        if (txtSingleDate.Text == "")
        {
            ScriptManager.RegisterClientScriptBlock(btnSearch, this.GetType(), "alert", "<script>alert('Enter InvoiceNo ... !!')</script>", false);
        }
        else
        {
            // lblMessage2.Text = "";
            string constr = ConfigurationManager.ConnectionStrings["con"].ConnectionString;
            using (SqlConnection conne = new SqlConnection(constr))
            {
                using (SqlCommand cmdd3 = new SqlCommand("SELECT Invoice_No=@Invoice_No, OrderDate =@OrderDate, Posted_By =@Posted_By, Branch =@Branch, CustomerID =@CustomerID, Payment_Methode =@Payment_Methode, Product_Code =@Product_Code, Category =@Category, Brand =@Brand,  Any_Delivery =@Any_Delivery, Delivery_Manager =@Delivery_Manager, Quantity_By_Customer =@Quantity_By_Customer, Discount =@Discount, Unit_Price =@Unit_Price, Bank_Name =@Bank_Name, Delivery_Location =@Delivery_Location, Delivery_Date =@Delivery_Date, Total_Cost =@Total_Cost, Grand_Total =@Grand_Total FROM Customer_Order WHERE OrderDate = @OrderDate AND UserName = @UserName"))
                {
                    cmdd3.Parameters.AddWithValue("@Invoice_No", "Invoice_No");
                    cmdd3.Parameters.AddWithValue("@OrderDate", this.txtSingleDate.Text.Trim());
                    cmdd3.Parameters.AddWithValue("@Posted_By", "Posted_By");
                    cmdd3.Parameters.AddWithValue("@Branch", "Branch");
                    cmdd3.Parameters.AddWithValue("@CustomerID", "CustomerID");
                    cmdd3.Parameters.AddWithValue("@Payment_Methode", "Payment_Methode");
                    cmdd3.Parameters.AddWithValue("@Product_Code", "Product_Code");
                    cmdd3.Parameters.AddWithValue("@Category", "Category");
                    cmdd3.Parameters.AddWithValue("@Brand", "Brand");
                    cmdd3.Parameters.AddWithValue("@Any_Delivery", "Any_Delivery");
                    cmdd3.Parameters.AddWithValue("@Delivery_Manager", "Delivery_Manager");
                    cmdd3.Parameters.AddWithValue("@Quantity_By_Customer", "Quantity_By_Customer");
                    cmdd3.Parameters.AddWithValue("@Discount", "Discount");
                    cmdd3.Parameters.AddWithValue("@Unit_Price", "Unit_Price");
                    cmdd3.Parameters.AddWithValue("@Bank_Name", "Bank_Name");
                    cmdd3.Parameters.AddWithValue("@Delivery_Location", "Delivery_Location");
                    cmdd3.Parameters.AddWithValue("@Delivery_Date", "Delivery_Date");
                    cmdd3.Parameters.AddWithValue("@Total_Cost", "Total_Cost");
                    cmdd3.Parameters.AddWithValue("@Grand_Total", "Grand_Total");
                    cmdd3.Parameters.AddWithValue("@UserName", this.User.Identity.Name);

                    using (SqlDataAdapter sda1 = new SqlDataAdapter())
                    {
                        cmdd3.Connection = conne;
                        sda1.SelectCommand = cmdd3;
                        using (DataTable dtt4 = new DataTable())
                        {
                            sda1.Fill(dtt4);
                            GridViewCustomerORDER.DataSource = dtt4;
                            GridViewCustomerORDER.DataBind();
                        }
                    }
                }
            }

        }