Instructions: In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.
Input: Sentence1: Devon drove to a restaurant with his wife for dinner. Sentence2: It was impossible to find an empty spot in the parking lot. Sentence3: He dropped his wife off at the restaurant entrance and kept looking. Sentence4: He finally saw an empty stall but another car got there first. Sentence5: He gave up and decided to pay for valet parking.
Output:
His wife, Devon