private async Task MessageReceivedAsync(IDialogContext context, IAwaitable <object> result)
{
var activity = await result as Activity;
//var city = activity.Text ?? string.Empty;
var query = activity.Text ?? string.Empty;
var luisInformaion = await LuisHelper.ParseTextAsync(query);
var city = GetCityName(luisInformaion);
var weatherInforamion = await OpenWeatherAPIHelper.GetWeatherDataAsync(city);
var weatherstring = GetWeather(weatherInforamion);
await context.PostAsync(weatherstring);
context.Wait(MessageReceivedAsync);
}
