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

Example Input: Sentence: 'there are people camping and flying kites in a field'. Replace the letter 't' with 'j' in the sentence.
Example Output: jhere are people camping and flying kijes in a field

Example Input: Sentence: 'the kitchen counter has a pitcher of lime juice'. Replace the letter 'h' with 'p' in the sentence.
Example Output: tpe kitcpen counter pas a pitcper of lime juice

Example Input: Sentence: 'this a sandwich and soup meal on the table'. Replace the letter 's' with 'p' in the sentence.
Example Output:
thip a pandwich and poup meal on the table