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

Example Input: Sentence: 'a little kid that is eating an apple'. Replace the letter 'p' with 'j' in the sentence.
Example Output: a little kid that is eating an ajjle

Example Input: Sentence: 'a table with three different plates and several drinks on it'. Replace the letter 't' with 'x' in the sentence.
Example Output: a xable wixh xhree differenx plaxes and several drinks on ix

Example Input: Sentence: 'a blue two story bus on a highway'. Replace the letter 'h' with 'u' in the sentence.
Example Output:
a blue two story bus on a uiguway