Booking availability calendar script needed

Hello, I already have MySQL database with property booking orders (check-in, check-out, room_id) I need script to put availability calendar to website ( for every room separate) I need possibility to show 1 or 3 months + Custom CSS Sample found projects attached Database structure, table orders: `hotel_id` int(10) unsigned NOT NULL, `room_id` int(10) unsigned NOT NULL, `referral` varchar(45) DEFAULT NULL, `referral_order_id` varchar(100) DEFAULT NULL, `checkin` date NOT NULL, `checkout` date NOT NULL, `name` varchar(255) DEFAULT NULL, `address` varchar(255) DEFAULT NULL, `email` varchar(255) DEFAULT NULL, `phone` varchar(100) DEFAULT NULL, `price` float NOT NULL, `nights` smallint(3) NOT NULL, `total` float NOT NULL, `prepay` float NOT NULL, `balance` float DEFAULT NULL, `status` varchar(25) NOT NULL DEFAULT 'new', `comment` text