customized phpmydirectory

Hello , This is my project on phpmydirectory [login to view URL] i want add : order form with these fields : (name) (listing classifieds "dropdown") (start date) (end date) (rooms no.) (adults no.) (children no.) (other notes) (Total price) (order status-Hidden) (listing no. -Hidden) (payment status [Processing/Paid]/Delayed/Not approved] -Hidden) (registration fields [user-password-number-email] ). all data save in database . - send text message (SMS) and Email to admin of listing when form submitted. - send text message (SMS) and Email to visitor when change payment status . - admin of listing can show all his order request in member area with these Statistics ( total orders - total price payment ) " display in today/week/month/3 months/year " . and options to print order details and export all orders to excel (CSV) . - comments between admin of listing and others ( no one cannot see other comments).