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

Ex Input:
Sentence: 'a man that is holding a remote to a game'. Replace the letter 'a' with 'z' in the sentence.

Ex Output:
z mzn thzt is holding z remote to z gzme

Ex Input:
Sentence: 'a photo of a woman milking a brown cow'. Replace the letter 'k' with 'q' in the sentence.

Ex Output:
a photo of a woman milqing a brown cow

Ex Input:
Sentence: 'pictures, cards, and other miscellaneous objects on a table next to a computer'. Replace the letter 'a' with 'r' in the sentence.

Ex Output:
pictures, crrds, rnd other miscellrneous objects on r trble next to r computer