async void GetUserLocation()
{
Geolocator geolocator = new Geolocator();
Geoposition geoposition = await geolocator.GetGeopositionAsync();
Geocoordinate geocoordinate = geoposition.Coordinate;
departure = CoordinateConverter.ConvertGeocoordinate(geocoordinate);
//System.Diagnostics.Debug.WriteLine(departure.Longitude);
//System.Diagnostics.Debug.WriteLine(departure.Latitude);
}
