Read the following problem-solving mini-case for the Government vaccination program and answer the questions at the end.

Since 2020, the whole world has been significantly impacted due to the impacts of COVID. One of the strategies being introduced by governments worldwide is to aim to vaccinate a large percentage of their population against COVID. The government has adopted this approach. State governments are responsible for coordinating their citizens' vaccinations.

The Government has opened multiple state-run mass vaccination clinics such as the one located at the Exhibition Centre. the government has introduced an online booking system that patients can use to make a booking when they are trying to receive their first of two vaccinations. As this is the first time all patients use the system and make a booking, they must also register as a patient. Patients also have the option to make a second booking before they receive their first vaccination.

Question: Draw an appropriate USE CASE DIAGRAM reflecting the above statement.