object

class CheckBooking() {

    public function methodOne() {
        // methodOne
    }

    public function methodTwo() {
        // methodTwo
    }
}

$checkBooking = new CheckBooking();
$checkBooking->methodOne();
$checkBooking->methodTwo();

// in this case, $checkBooking is $this->check_booking.
$job = (new CheckUnconfirmProcess($this->uniqeId), $this->check_booking);
dispatch($job);

// so, can call like this in CheckUnconfirmProcess job.
$this->check_booking->methodOne();
$this->check_booking->methodTwo();