// Author : Linhting
        public void LoadCustomerInfo()
        {
            try
            {
                BookingHsBO aBookingHsBO = new BookingHsBO();
                CustomersBO aCustomersBO = new CustomersBO();
                CustomerGroupsBO aCustomerGroupsBO = new CustomerGroupsBO();
                CompaniesBO aCompaniesBO = new CompaniesBO();
                int IDCustomer = aBookingHsBO.Select_ByID(this.IDBookingH).IDCustomer;
                int IDCustomerGroup = aBookingHsBO.Select_ByID(this.IDBookingH).IDCustomerGroup;

                lblCompany.Text = aCompaniesBO.Select_ByIDCustomerGroup(IDCustomerGroup).Name;
                lblNameCustomerGroup.Text = aCustomerGroupsBO.Select_ByID(IDCustomerGroup).Name;
                lblNameCustomer.Text = aCustomersBO.Select_ByID(IDCustomer).Name;
            }
            catch (Exception ex)
            {

                MessageBox.Show("frmTsk_PaymentHall.LoadCustomerInfo\n" + ex.ToString(), "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }