MYSQL-PHP-JAVASCRIPT TASK, JUST EXPERTS

the task is to create a drop down menu with city/places system if i choose a specific city it shows a list of places inside this city. And when you choose a place it have to update these two input data using javascript, what is the latitude and longitude: (Latitude and longitude data are in the DB table for each place) <input type="text" id="latitude" name="latitude" value="" placeholder="Latitud"> <input type="text" id="longitude" name="longitude" value="" placeholder="Longitud"> I have all data in columns in a DB table. Please just people what know how to do it, my budget is 25 eur, put horse in description or i will not read the proposal. Thank you.