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

Q: Sentence: 'the cargo train is headed to the next destination'. Replace the letter 'h' with 'x' in the sentence.

A: txe cargo train is xeaded to txe next destination
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Q: Sentence: 'a number of people sitting on chairs near each other'. Replace the letter 'c' with 'm' in the sentence.

A: a number of people sitting on mhairs near eamh other
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Q: Sentence: 'a park bench out front of  a store'. Replace the letter 'b' with 't' in the sentence.

A:
a park tench out front of  a store
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