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

Example Input: Sentence: 'a city street with cars and busses near buildings'. Replace the letter 'e' with 'd' in the sentence.
Example Output: a city strddt with cars and bussds ndar buildings

Example Input: Sentence: 'a young baseball player throws the ball as others watch'. Replace the letter 'a' with 'n' in the sentence.
Example Output: n young bnsebnll plnyer throws the bnll ns others wntch

Example Input: Sentence: 'a black and white photo of a bird clouds sand and water'. Replace the letter 'b' with 'p' in the sentence.
Example Output:
a plack and white photo of a pird clouds sand and water