In this task, you need to replace a letter in the sentence with another given letter.

Sentence: 'a dog wearing a hat on top of it's head'. Replace the letter 'g' with 'o' in the sentence.
a doo wearino a hat on top of it's head

Sentence: 'a person flying a kite on the beach  between some trees'. Replace the letter 's' with 'k' in the sentence.
a perkon flying a kite on the beach  between kome treek

Sentence: 'some plain glazed doughnuts sit on parchment paper'. Replace the letter 'h' with 'p' in the sentence.

some plain glazed dougpnuts sit on parcpment paper