Need a WordPress Plugin

I need someone to build me 2 WordPress plugin for a booking system. Multipurpose Hall 1) calendar interface 2) payment form that can the language and details can be customized (* means required): -hall name* -date* -event type* -name* -e-mail -phone* -coupon 3) make event type for events booking (weddings, seminars, sports, etc) and hourly bookings 4) lock hours and dates (when so events and hourly bookings don't clash with each other) 5)priority list (if someone made an hourly booking, and later on someone else makes an events booking, the events booking will take priority if the schedules clashes, meaning the hourly booking will be cancelled) Item Rental 1) calendar interface 2) items list (name of item, how many items available, rent price per unit) 3) payment form that can the language and details can be customized (* means required): -item* -amount of item* -date* -name* -e-mail -phone* -coupon 4) include shipping price Both Must Have 1) can do multiple bookings 2) checkbox (to tick for agree with terms and conditions) 3) payment integration with external payment gateway 4) admin panel (for reports) -for multipurpose halls, reports will have id, hall name, date, event type, name, price, coupon used, e-mail, phone -for item rental, reports will have id, item, amount of item, name, date, total price, coupon used, e-mail, phone 5) sms integration with external sms company (to sms the person in charge for multipurpose halls and item rental) 6) admin can cancel Kindly read first the project description, and give an estimate of price and time needed to develop this. Thanks.