Mindbody Payment Integration Build

I need a lightweight web solution that lets a customer pay for one of our fitness classes online, instantly confirms the transaction with the chosen gateway, then pushes the successful payment to the Mindbody API to create a booking (or sale) on the spot... (Budget: $10 - $30 USD, Jobs: API Development, Data Integration, HTML, Java, JavaScript, MySQL, Node.js, Payment Gateway Integration, Payment Processing, Web Development)