While on a cruise, Mr$.$ C developed flu$-$like symptoms. He Felt to ill to go on a prepaid shore excursion. Upon returning home, he is informed by the travel company that the money spent for the excursion can only be refunded with a signed doctor's note. He Asks his physician to write a note indicating that he was ill. The physician asked for your direction as the HCA. How do you handle this situation? Be detailed, explain and defend your answer.