When customer requests a room, the hotel employee looks for room availability, then he/she insert customer’s data and verifies if the provided credit card number has enough credit to pay the room: in this case the booking is confirmed, and hotel employee’s wait customer’s arrival. Customer is allowed to modify or cancel his/her reservation. Cancellation or modification is permitted 24 hours before the booking. Otherwise, late cancellation or modification charge is made as per the hotel policy. If customer arrives, he/she uses the room and then he/she pays, in case of no-show a penalty is accounted on his/her credit card and the booking is canceled.

Evaluation: The solution for this problem will be evaluated based upon the following criteria:

• Using an appropriate software (1 point)
• Identified and modeled all the activities (1 point)
• Swimlanes are shown and all the activities are classified properly (1 point)
• Used proper symbols as per the rules (1 point)
• Flow is modelled as per the exercise (1 points)