using System;

using NodaTime;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(SystemClock.Instance.GetCurrentInstant());    

        var timeZones = TimeZoneInfo.GetSystemTimeZones();

​

/* foreach (var oTimeZone in timeZones)

{

    Console.WriteLine("TimeZone: " + oTimeZone.DisplayName + " Id: " + oTimeZone.Id);

}

*/

        // Set our fictional users time zone

string easternZoneId = "Eastern Standard Time";

​

// The date they want to schedule the delivery.

var userScheduledTime = new DateTime(2022, 12, 03, 10, 46, 00);

​

// Load the NodaTimeZone information for the users timezone

TimeZoneInfo easternZone = TimeZoneInfo.FindSystemTimeZoneById(easternZoneId);

​

​

// Convert the Date Time to UTC

var utcTime = TimeZoneInfo.ConvertTimeToUtc(userScheduledTime, easternZone);

        Console.WriteLine("UTC TIME " + utcTime);

        Console.WriteLine("User time: " + userScheduledTime);

    }

}