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

Ex Input:
Sentence: 'a truck transports things down the road'. Replace the letter 'd' with 's' in the sentence.

Ex Output:
a truck transports things sown the roas


Ex Input:
Sentence: 'a metal bowl filled with lots of red apples'. Replace the letter 'b' with 'x' in the sentence.

Ex Output:
a metal xowl filled with lots of red apples


Ex Input:
Sentence: 'a woman riding a pink bicycle talking on the phone'. Replace the letter 'o' with 'y' in the sentence.

Ex Output:

a wyman riding a pink bicycle talking yn the phyne