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

Example Input: Sentence: 'carrots and other vegetables laying on a table'. Replace the letter 'o' with 'd' in the sentence.
Example Output: carrdts and dther vegetables laying dn a table

Example Input: Sentence: 'a red park ride bus at a curb with a green/white bus behind'. Replace the letter 'h' with 'x' in the sentence.
Example Output: a red park ride bus at a curb witx a green/wxite bus bexind

Example Input: Sentence: 'a pitcher holding a baseball while kneeling down behind a batter'. Replace the letter 'n' with 'x' in the sentence.
Example Output:
a pitcher holdixg a baseball while kxeelixg dowx behixd a batter