How to solve it using sentinel loop?

Question

Write a program that input two numbers and one operator. It displays the result by performing the
operation on the given numbers .If the operator is division’/’, It should check to make sure that the
divisor is not equal to zero. if operator is not + ,/,- or * then the program should print invalid operator ,It
also asks the user whether he/she wants to calculate another operation. If user enter ‘Y’, it again input
numbers and operator and again perform the operation. But if user input ‘N’, program terminate and
show the Message “THANK YOU!!!”

Answer 1

I will give you the last part:

if input().upper() == 'N':
print('THANK YOU!!!')

Maybe you can show us, what you have done