Based on my functional requirements, make a use case model, where actors are depicted by stick figures and use cases by eclipses. include in the use case model $-$ actors $($I want them to by Hosts, Tenants, Staff, Staff Admin, Chatbot, billing system$).$

$-$ USE CASES $-$ Why$/$how does actor use this system.

$-$ interactions between actors and use cases indicated by a solid single line on the use case diagram.

and should be used

$-$ Gneralisation should be seen in the diagram.

Sample diagram for reference:

Functional Requirements:

$1.$ User Management and Access Control:

$1\mathrm{.}1.$ The system should provide system administrators with the authority to manage the Access Control Level $($ACL$)$ for all users across both web and mobile platforms.

$1\mathrm{.}2.$ The system should assign dedicated roles to staff members based on their responsibilities within the system.

$1\mathrm{.}3.$ The system should allow staff members to log in to the system using Single Sign$-$on $($SSO$).$

$1\mathrm{.}4.$ The system should provide system administrators with the capability to perform backups, maintenance and apply security patches to ensure system integrity and reliability.

$1\mathrm{.}5.$ The system should allow non$-$staff end users to register as Hosts and$/$or tenants and send a registration confirmation upon completion.

$2.$ Premise Sharing and Booking Management:

$2\mathrm{.}1.$ The system should allow Hosts to initiate the sharing process for their premises.

$2\mathrm{.}2.$ The system should offer a Chatbot service that provides guidance and support to Hosts to help them with setting up the sharing of their premises.

$2\mathrm{.}3.$ The system should allow Hosts to provide detailed information about the premises, including address, size, types of fixtures, cooking facilities and any highlights to draw the attention of potential Tenants.

$2\mathrm{.}4.$ The system should notify hosts of new booking requests and issue a unique code upon successful booking.

$2\mathrm{.}5.$ The system should send all booking requests for shared premises to undergo an approval process by the Host before issuing a confirmation.

$2\mathrm{.}6.$ The systems should provide Hosts with a monthly calendar view indicating the status of each premise with colour codes of red for booked and green for available.

$2\mathrm{.}7.$ The system should provide Tenants with an option of browsing listings of cooking spaces based on location, type of facilities, titles or price.

$2\mathrm{.}8.$ The system should allow Tenants to post additional questions if they have any before submitting an Expression of Interest.

$3.$ Payment and Transactions:

$3\mathrm{.}1.$ The system should allow users to pay using credit card and internet banking for online transactions and allow payment through Google Pay and Alipay via the smartphone app.

$3\mathrm{.}2.$ The system should allow Culinary Collab staff to manage payments, deduct fees and process transactions through an automated payment engine.

$3\mathrm{.}3.$ The system should allow Tenants and Hosts to request invoice and statements.

$4.$ Communication

$4\mathrm{.}1.$ The system should allow users to send and receive messages via an inbox.

$4\mathrm{.}2.$ The system should allow staff members to intervene if questions are not answered within $24$ hours.