using System;

public class Program

{

    public static void Main()

    {

        String testString = "2016-02-05T11:13:17-05:00";

        Type dtOffsetType = (new DateTimeOffset()).GetType();

        Type dtType = (new DateTime()).GetType();

        try

        {

            object result = System.Convert.ChangeType(testString, dtOffsetType);

            Console.WriteLine("conversion to dateTimeOffset success");

        }

        catch (Exception e)

        {

            Console.WriteLine("conversion to dateTimeOffset FAIL: " + e.ToString());

        }

        try

        {

            object result2 = System.Convert.ChangeType(testString, dtType);

            Console.WriteLine("conversion to dateTime success");

        }

        catch (Exception e)

        {

            Console.WriteLine("conversion to dateTime FAIL: " + e.ToString());

        }

    }

}