Looking for Feedback and Review

Hi I have created a smart booking platform for appointments based businesses. So it helps Customers to book/Cancel/Reschedule appointments/check available services and timeslots via whatsapp. Users/Customers dont need to download a separate application to try it out. I'm still improving the product, so I'm not here to claim it's perfect. I'm genuinely looking for people who can try it and tell me what feels useful, confusing, or unnecessary. If you're curious, here's the