Windows tab apps

Hello people i need help making a simple windows phone app with a gps that gives direction you can use bing api or google api or whatever it wont matter all i need is for the app to be able to 1) use phone locational services to show your location on map and 2) give direction to the inputted address so now we are looking for couple of things more 1. drive asistance, indication showing us move on the map 2. Re routing in case of wrong route 3. Turn by turn sppech assistance.. I need this apps with in two days. Pleasse bid