Happy Endings by Margaret Atwood,and Interpreter of Maladies by Jhumpa Lahiri

Do both stories reflect the same theme? If not, what is the theme of each story? What are the characters' conflicts? How does each character resolve that conflict or do they? Are there any epiphanies? (An epiphany is where the character changes as a result of the conflict) What about symbolism? Are any major symbols or metaphorical images used?