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

Example Input: Sentence: 'plated foods displayed on table with condiments and side dishes'. Replace the letter 's' with 'd' in the sentence.
Example Output: plated foodd didplayed on table with condimentd and dide didhed

Example Input: Sentence: 'a plate topped with waffles, bacon and banana slices'. Replace the letter 'a' with 'k' in the sentence.
Example Output: k plkte topped with wkffles, bkcon knd bknknk slices

Example Input: Sentence: 'a woman holding a cake with her left hand'. Replace the letter 'a' with 'z' in the sentence.
Example Output:
z womzn holding z czke with her left hznd