Add/Subtract and Average

#Adding or Subtracting two numbers including Averaging the chosen number of numbers
print("Would you like to Add or Subtract two numbers or find the Average of multiple numbers?")
operator = input("Enter 'A' for Add, 'S' for Subtract or 'AVG' for Averages > ")
if operator == "A" or operator == "S" or operator == "AVG":

    if operator == "A":
        input1 = input("Please enter your first number ")
        input2 = input("now enter your second number ")
        num1 = float(input1)
        num2 = float(input2)
        print("Add two numbers")
        result = num1 + num2
        output = str(result)
        print("The sum of " + input1 + " and " + input2 + " is " + output)

    elif operator == "S":
        input1 = input("Please enter your first number ")
        input2 = input("now enter your second number ")
        num1 = float(input1)
        num2 = float(input2)
        print("Subtract two numbers")
        result = num1 - num2
        output = str(result)
        print("The subtraction of " + input1 + " and " + input2 + " is " + output)

    elif operator == "AVG":
        how_many = input("How many numbers> ")
        how_many = int(how_many)
        total = 0
        for number_count in range(how_many):
            number = input("Enter number " + str(number_count) + "> ")
            total = total + int(number)
        result = total / how_many
        print("the average = " + str(result))

else:
    print("Try again and select 'A' / 'P' or 'AVG ")
    print("Bye")