You want to implement a bot on php

You want to implement a bot on php
The task of the bot is to automatically record visa applicants on the website of the consulate, the visa center of VFS global
Registration on the site is free ( login, password )
Order of actions (records) :
1) Authorization
2) Choosing a visa category
3) If there are no free write slots, it is necessary to send requests with a certain periodicity.
4) If there are free slots - automatic entry of customer data (passport, full name, phone, dates) - record!
Possible options for a semi-automatic solution with the participation of a person