if (isset($_POST['Purchase'])) {
    $validator = new FormValidator();
    $validator->addValidation("firstName", "alpha", "Please fill only aplphabets for first name");
    $validator->addValidation("firstName", "req", "Please fill in first name");
    $validator->addValidation("lastName", "req", "Please fill in last name");
    $validator->addValidation("lastName", "alpha", "Please fill only alphabets for last name");
    $validator->addValidation("age", "req", "Please fill in phone number");
    $validator->addValidation("age", "numeric", "Please fill only numeric values for phone number");
    if ($validator->ValidateForm()) {
        $_SESSION['action'] = "purchaseTicket";
        $var = $_SESSION['userMiles'] + $flightDetails->getFlightMiles();
        $_SESSION['userMiles'] = $var;
        $_SESSION['modeOfPayment'] = $_REQUEST['modeOfPayment'];
        $passenger = new Passenger();
        $passenger->setage($_REQUEST['age']);
        $passenger->setfname($_REQUEST['firstName']);
        $passenger->setlname($_REQUEST['lastName']);
        $_SESSION['passengerDetails'] = serialize($passenger);
        header("Location: ../controller/Controller.php");
    } else {
        echo "<B>Validation Errors:</B>";
        $error_hash = $validator->GetErrors();
        foreach ($error_hash as $inpname => $inp_err) {
            echo "<p>{$inpname} : {$inp_err}</p>\n";
        }
    }
}
$disp_firstName = isset($_POST['firstName']) ? $_POST['firstName'] : '';
$disp_lastName = isset($_POST['lastName']) ? $_POST['lastName'] : '';
$disp_age = isset($_POST['age']) ? $_POST['age'] : '';
?>