} else {
    if (isset($_POST['search_flight'])) {
        $source = $_POST['source'];
        $destination = $_POST['destination'];
        $num = $_POST['no_of_tickets'];
        $date = $_POST['depart_date'];
        ?>
    <h2>Flights from <?php 
        echo $source;
        ?>
 to <?php 
        echo $destination;
        ?>
</h2> 
	<?php 
        $search = $user_object->flight_details($con, $source, $destination);
        $_SESSION['number'] = $num;
        if (mysqli_num_rows($search) == 0) {
            echo "No flight available.";
        } else {
            echo '<table cellspacing="10">
		<tr>
			<th>Flight Id</th>
			<th>Flight Name</th>
			<th>Depart</th>
			<th>Arrive</th>
			<th>Duration</th>
			<th>Price</th>
			<th>Stoppages</th>
		</tr>';
            $date = "'" . $date . "'";