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

Example Input: Sentence: 'television and vcr console flanked by tan leather recliner and white plastic cube side table'. Replace the letter 'c' with 'j' in the sentence.
Example Output: television and vjr jonsole flanked by tan leather rejliner and white plastij jube side table

Example Input: Sentence: 'the child is throwing the frisbee through the hoop'. Replace the letter 't' with 'm' in the sentence.
Example Output: mhe child is mhrowing mhe frisbee mhrough mhe hoop

Example Input: Sentence: 'an orange cat sitting on top of a mouse'. Replace the letter 'g' with 'v' in the sentence.
Example Output:
an oranve cat sittinv on top of a mouse