<!DOCTYPE html>
<html>
<head>
<title>Window title of the page</title>
</head>
<body>
<p>Airport of departure:</p>
<form action="action_form.php" method="get">
<input type="text" list="airports" name="airports">
<datalist id="airports">
<option value="Berlin">
<option value="Los Angeles">
<option value="Moscow">
<option value="Paris">
</datalist>
<input type="submit" value="confirm">
</form>
</body>
</html>