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

Ex Input:
Sentence: 'a group of people on a beach flying a kite'. Replace the letter 'p' with 'i' in the sentence.

Ex Output:
a groui of ieoile on a beach flying a kite


Ex Input:
Sentence: 'a suitcase is sitting on a sidewalk near trees'. Replace the letter 's' with 'd' in the sentence.

Ex Output:
a duitcade id ditting on a didewalk near treed


Ex Input:
Sentence: 'a lady in red is playing the wii'. Replace the letter 'l' with 'e' in the sentence.

Ex Output:

a eady in red is peaying the wii