Nutritionist app in laravel. Add nutritionist and assign them to clients/Calendar/Financial

I am looking for a nutritionist app built in Laravel that includes the following features:

- Client management: ability to add and assign clients to nutritionists
- Calendar integration: syncing with external calendars and the ability to schedule appointments
- Financial tracking: keeping track of payments and expenses

For the calendar integration, I have specific requirements, including:

- Reminders controlers for the apointments and notifications.

Ideal skills and experience for this project include:

- Proficiency in Laravel framework
- Experience in building and integrating calendar features
- Knowledge of financial tracking
- SQL

The App i already in development and we need to add some new features.