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

Example Input: Sentence: 'this is a bathroom found in a hotel'. Replace the letter 'h' with 's' in the sentence.
Example Output: tsis is a batsroom found in a sotel

Example Input: Sentence: 'a dog drinking out of a bowl of water'. Replace the letter 'w' with 'k' in the sentence.
Example Output: a dog drinking out of a bokl of kater

Example Input: Sentence: 'plates are on a table with sandwiches on them'. Replace the letter 'c' with 'q' in the sentence.
Example Output:
plates are on a table with sandwiqhes on them