draw the class diagram

P2. Online Currency Exchange (OCE) When traveling to GCC countries, there is an exchange rate in currency between Oman and different GCC countries. For example, 100 OMR in AED is 950.00 You are requested to develop OCE system that allows any registered traveler to check the exchange rate of an amount in his/her currency into any other currency (AED, KWD, QAR), after having checked his/her identification (TID and PW). The traveler pays fees for checking the exchange rate; the paid fees are reduced from his/her balance; and the exchange information (EF. TID. date, fees) is recorded (saved). TID: Traveler ID - PW: Password - EF: Exchange Reference