public static void GenerateReport(int id, DateTime from, DateTime until)
{
var reservatios = ReservationDao.FindAllSubmittedBy_between(id, from.Ticks, until.Ticks);
if (reservatios.Count > 0)
{
File.WriteAllText("report.txt",
String.Join(Environment.NewLine, reservatios.Select(x => x.ToString())));
Process.Start("report.txt");
}
}