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

Ex Input:
Sentence: 'a woman is holding a bowl of green brocolli'. Replace the letter 'o' with 'w' in the sentence.

Ex Output:
a wwman is hwlding a bwwl wf green brwcwlli

Ex Input:
Sentence: 'a plate topped with waffles, bacon and banana slices'. Replace the letter 'a' with 'k' in the sentence.

Ex Output:
k plkte topped with wkffles, bkcon knd bknknk slices

Ex Input:
Sentence: 'a close up of dog and a dog near a stuffed animal'. Replace the letter 'o' with 'e' in the sentence.

Ex Output:
a clese up ef deg and a deg near a stuffed animal