protected void uiLinkButtonSave_Click(object sender, EventArgs e)
        {
            TicketInfo Ticket = new TicketInfo();
            TicketHistory History = new TicketHistory();
            int seatno = 0;
            decimal actualprice, finalprice, addedvalue, addedpercentage = 0;
            History.AddNew();
            if (CurrentTicket == null)
            {
                Ticket.AddNew();
                Ticket.CreatedDate = DateTime.Now;
            }
            else
            {
                Ticket = CurrentTicket;
            }
            Ticket.From_AirportID = History.From_AirportID = Convert.ToInt32(uiDropDownListFrom.SelectedValue);
            Ticket.To_AirportID = History.To_AirportID = Convert.ToInt32(uiDropDownListTo.SelectedValue);
            Ticket.AirLineID = History.AirLineID = Convert.ToInt32(uiDropDownListAirLine.SelectedValue);
            Ticket.PassengerID = Convert.ToInt32(uiDropDownListCustomer.SelectedValue);
            Ticket.CreditCardID = Convert.ToInt32(uiDropDownListCreditCard.SelectedValue);
            Ticket.TicketNo = uiTextBoxTicketNo.Text;
            Ticket.FlightNo = History.FlightNo = uiTextBoxFlightNo.Text;
            int.TryParse(uiTextBoxSeatNo.Text, out seatno);
            Ticket.SeatNo = History.SeatNo = seatno;
            Ticket.Cabin_type = History.Cabin_type = uiDropDownListCabinType.SelectedItem.Text;
            decimal.TryParse(uiTextBoxFinalPrice.Text, out finalprice);
            decimal.TryParse(uiTextBoxActualPrice.Text, out actualprice);
            decimal.TryParse(uiTextBoxAddedValue.Text, out addedvalue);
            decimal.TryParse(uiTextBoxAddedPercentage.Text, out addedpercentage);
            Ticket.ActualPrice = History.ActualPrice = actualprice;
            Ticket.FinalPrice = History.FinalPrice = finalprice;
            Ticket.AddedValue = History.AddedValue = addedvalue;
            Ticket.AddedPercentage = History.AddedPercentage = addedpercentage;

            Ticket.TicketStatusID = History.TicketStatusID = Convert.ToInt32(uiDropDownListStatus.SelectedValue);

            Ticket.FromDate = History.FromDate = DateTime.ParseExact(uiTextBoxFromDate.Text, "MM/dd/yyyy hh:mm", null);
            Ticket.Save();

            if (Ticket.TicketStatusID == 2) // confirmed
            {
                SendSMS(Ticket);
            }
            History.TicketID = Ticket.TicketID;
            History.UpdatedDate = DateTime.Now;
            History.Save();
            LoadAllTickets();
            uiPanelAll.Visible = true;
            uiPanelEdit.Visible = false;
            ClearFields();
            CurrentTicket = null;
        }