موقع خاص بالحجوزات - عرب

I am looking for a personal booking platform in Arabic language that could accommodate up to 200 users. I have no specific type of booking platform in mind, but it should be user-friendly and easy to navigate. The ideal candidate should have experience in creating booking platforms and should be able to provide examples of similar projects. In addition, the platform should have the following features:

- Ability to book and manage appointments or reservations
- Secure payment processing
- Ability to send notifications and reminders to users
- User-friendly interface
- Multilingual support (Arabic and English)
- Mobile-responsive design

Please provide a detailed proposal that outlines the timeline, cost, and the technologies that will be used to develop the platform.