private async Task MessageReceivedAsync(IDialogContext context, IAwaitable <object> result)
{
var activity = await result as Activity;
CurrentConditions conditions = await OpenWeather.GetWeatherAsync(activity.Text);
// return our reply to the user
await context.PostAsync(string.Format("Current conditions in {1}: {0}. The temperature is {2}\u00B0 F.",
conditions.Weather[0].Main,
conditions.CityName,
conditions.Main.Temperature));
context.Wait(MessageReceivedAsync);
}