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

Example Input: Sentence: 'a street light is near a large building'. Replace the letter 'n' with 'c' in the sentence.
Example Output: a street light is cear a large buildicg

Example Input: Sentence: 'a bride and a groom look ridiculous as they stuff cake into each other's mouth'. Replace the letter 'd' with 's' in the sentence.
Example Output: a brise ans a groom look risiculous as they stuff cake into each other's mouth

Example Input: Sentence: 'two tennis players ready to swing at a ball'. Replace the letter 'b' with 'h' in the sentence.
Example Output:
two tennis players ready to swing at a hall