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

Example Input: Sentence: 'a man rolling dough in the kitchen'. Replace the letter 'a' with 'e' in the sentence.
Example Output: e men rolling dough in the kitchen

Example Input: Sentence: 'this poster is advertising high performance with a girl riding a bicycle and some taxis on the street'. Replace the letter 't' with 'f' in the sentence.
Example Output: fhis posfer is adverfising high performance wifh a girl riding a bicycle and some faxis on fhe sfreef

Example Input: Sentence: 'a tennis player wearing black shorts and blue shirt swinging at the ball'. Replace the letter 'w' with 'o' in the sentence.
Example Output:
a tennis player oearing black shorts and blue shirt soinging at the ball