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

[EX Q]: Sentence: 'this is a cute dog sticking his head out of the window of a red car'. Replace the letter 'e' with 'z' in the sentence.
[EX A]: this is a cutz dog sticking his hzad out of thz window of a rzd car

[EX Q]: Sentence: 'kites flying over a woman wearing a hat'. Replace the letter 'i' with 'j' in the sentence.
[EX A]: kjtes flyjng over a woman wearjng a hat

[EX Q]: Sentence: 'bikes are lying on the ground and people are playing frisbee'. Replace the letter 'u' with 'n' in the sentence.
[EX A]:
bikes are lying on the gronnd and people are playing frisbee