public string AddAirTicket(string flightNumber, string from, string to, string airline, string dateAndTime, string price) { AirTicket ticket = new AirTicket(flightNumber, from, to, airline, dateAndTime, price); string result = this.AddTicket(ticket); if (result.Contains(GlobalConstants.Created)) { this.airTicketsCount++; } return result; }
protected string DeleteAirTicket(string flightNumber) { AirTicket ticket = new AirTicket(flightNumber); string result = this.DeleteTicket(ticket); if (result.Contains(GlobalConstants.Deleted)) { this.airTicketsCount--; } return result; }