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

Example Input: Sentence: 'an old photo of group of people nicely dressed around the end of a long table'. Replace the letter 'e' with 'i' in the sentence.
Example Output: an old photo of group of piopli nicily drissid around thi ind of a long tabli

Example Input: Sentence: 'a man in a baseball cap watching something in the air'. Replace the letter 'g' with 'o' in the sentence.
Example Output: a man in a baseball cap watchino somethino in the air

Example Input: Sentence: 'a small dog lying on the ground next to a wine bottle'. Replace the letter 'i' with 'o' in the sentence.
Example Output:
a small dog lyong on the ground next to a wone bottle