Please draw the following workflow $(15$ points$)$

A waiter takes an order at a table, and then enters it on a computer. The order is routed to a printer in the kitchen. A customer$$s meal check$-$listing $($bill$)$ the items ordered and the respective prices are automatically generated. Sometimes, the Waiter makes an amendment to the system If the customer has a free coupon. When the kitchen runs out of a food item, the cooks send out an $$out of stock$$ message to the waiter who must return to the table and ask the customer from a replacement item, which is entered in the order that was in progress. Once all items are entered, the completed order goes to the kitchen terminal. Within $15$ minutes, the kitchen prepares the food and the food is served by the waiter. The waiter returns to the table to ask the customer if they need anything else. If the customer needs something, a new item is added to the order. When the customer finishes their meal, the waiter brings the bill. The customer pays the bills either cash, by credit card or by gift card. The waiter takes the payment and issue a receipt and provide changes if the bill is paid cash. The customer is presented with a feedback card they may decide to complete. The waiter wishes the customer good day. The order shows as completed with the waiter name on it$.$ If the customer fills the feedback online, a rating is added to the server name to determine the best server of the month. The best server of the month receives a bonus pay at the end of the month.