Build a online booking form for courier

To write a booking form to be inserted into wordpress page. The form will be a multistep form. Should be possible to create discount coupon and users can input discount coupon codes. The admin can track and see how much is a discount coupon code used. There will be conditional logic Forms Data Multistep pages 1. Sender Information 2. Receiver information 3. Parcel Size [login to view URL] Choice [login to view URL] Date Delivery time [login to view URL] choice method Data in each forms * would means required 1. Sender Information Name* Email* Company Name Address* Unit Number Postal Code* 2. Receiver information Name* Email Company Name Address* Unit Number Postal Code* 3. Weight Provide calculator if required Ajax if possible Formula = Height * Lenghth * width /5000 = volumetric weight [login to view URL] Choice Our customers can choose from the following Express Service Timeslot Delivery 4 hour Timeslot Delivery 2 hour Timeslot Delivery 1 hour Collection Date and Time Date picker and timeslots radio buttons. Pick up timeslot Choice 1 Pick up on the same day between 3pm-6pm, Cut off time 3pm, Meaning that pick up order booking must be completed before 3pm. Choice 2 Pick up on the same day between 7pm-10pm, Cut off time 3pm, Meaning that pick up order booking must be completed before 7pm. Delivery Depending on the service choice chosen in the service choice page. Express Service Choose the next working day, they can choose in up to the next 5 calender days Timeslot Delivery 4 hour Choose the next working day, they can choose in up to the next 5 calender days With also a timeslot choice of 9.30am-1pm,2pm-6pm,7 pm to 10pm Timeslot Delivery 2 hour Choose the next working day, they can choose in up to the next 5 calender days With also a timeslot choice of any 2 hour window from 9am to 10pm. Cannot choose 1pm to 2pm. and 6pm to 7pm. Timeslot Delivery 1 hour Choose the next working day, they can choose in up to the next 5 calender days With also a timeslot choice of any 1 hour window from 9am to 10pm Cannot choose 1pm to 2pm. and 6pm to 7pm. [login to view URL] choice method [login to view URL] transfer [login to view URL] + fee