films = {    'Finding Dory': [3, 5],    'Bourne': [18, 7],    'Tarzen': [15, 9],    'Ghost Busters': [12, 5]}while True:    choice = input('Please enter the selected film: ').title().strip()    if choice in films:        age = int(input('Please enter your age: ').strip())        if age >= films[choice][0]:            if films[choice][1] > 0:                print('Enjoy.')                films[choice][1] = films[choice][1] - 1            else:                print('Sorry, we are sold out.')        else:            print("Sorry, you are too young to watch the film.")    else:        print('Sorry, we do not have this film.')