car game while loop .py

command = ""
while True:
    command = input('> ').lower()
    if command == 'start':
        print('car is started....')
    elif command == 'stop':
        print('car stopped')
    elif command == 'help':
        print("""
        start - to start the car
        stop - to stop the car
        quit - quit the car""")
    elif command == "quit":
        break
    else:
        print("sorry i dont understand u")