Raspberry Pi - Programming 101 - Loop

finished = False
while finished == False:
    print("Hi, I am Rotellity, the Funky Maths bot.")
    command = input("How can I help?")
    if command == "add":
        print("let's add some numbers")
        input1 = input("Pick a number, any number!>")
        input2 = input("Now pick a second number>")
        number1 = int(input1)
        number2 = int(input2)
        result = number1 + number2
        output = str(result)
        print("Watch me add both numbers! " + input1 + " + " + input2 + " = " + output)
    elif command == "bye":
        finished = True
    else:
        print("Sorry, I am but a simple maths bot. I do not understand your request.")