using System;

using System.Threading.Tasks;

public class Program

{

    public static async Task Main()

    {

        Log("Program.Main started.");

        var task = AsyncMethodOne();

        Log("What do we do now?");

        bool result = await task;

        Log("Program.Main ended.");

    }

    private static async Task<bool> AsyncMethodOne()

    {

        Log("AsyncMethodOne started.");

        var result = await AsyncMethodTwo();

        Log("AsyncMethodOne ended.");

        return result;

    }

​

    private static async Task<bool> AsyncMethodTwo()

    {

        Log("AsyncMethodTwo started.");

        await Task.Delay(1001);

        Log("AsyncMethodTwo ended.");

        return true;

    }

​

    private static void Log(string message) =>

        Console.WriteLine($"{DateTime.Now:HH:mm:ss.fff} {message}");

}