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

Input: Consider Input: Sentence: 'an airplane moves through the skies above a snowy mountain range'. Replace the letter 'l' with 's' in the sentence.

Output: an airpsane moves through the skies above a snowy mountain range

Input: Consider Input: Sentence: 'a group of men and women sitting next to each other'. Replace the letter 'p' with 'l' in the sentence.

Output: a groul of men and women sitting next to each other

Input: Consider Input: Sentence: 'a man riding on the back of a motorcycle wearing a jacket and tie'. Replace the letter 'c' with 'w' in the sentence.
Output: a man riding on the bawk of a motorwywle wearing a jawket and tie