bot

print("Hi, I am Marvin, your personal bot.")
print("I hope you are feeling well today.")
print("OK, let's get started...")
users_name = input ("What's your name? ")
print("Welcome " + users_name + "!")
command = input("What can I do for you? >")
if command == "add" or command == "plus" or command == "+":
    print("Let's add some numbers!")
    input1 = input("Number 1 > ")
    input2 = input("Number 2 > ")
    number1 = int(input1)
    number2 = int(input2)
    result = number1 + number2
    output = str(result)
    print(input1 + " + " + input2 + " = " + output)
elif command == "subtract" or command == "take away" or command == "-":
    print("Let's subtract some numbers!")
    input1 = input("Number 1 > ")
    input2 = input("Number 2 > ")
    number1 = int(input1)
    number2 = int(input2)
    result = number1 - number2
    output = str(result)
    print(input1 + " - " + input2 + " = " + output)
else:
    print("I'm sorry, I don't understand...")