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

Input: Consider Input: Sentence: 'a room with a bed, lamps, tables and pillows'. Replace the letter 's' with 'b' in the sentence.

Output: a room with a bed, lampb, tableb and pillowb

Input: Consider Input: Sentence: 'a person scooping from a large pot of soup on the stove into a soup bowl'. Replace the letter 'a' with 'x' in the sentence.

Output: x person scooping from x lxrge pot of soup on the stove into x soup bowl

Input: Consider Input: Sentence: 'a family gathered in the living room enjoying drinks and snacks on christmas day'. Replace the letter 'v' with 'p' in the sentence.
Output: a family gathered in the liping room enjoying drinks and snacks on christmas day