Polly greeted Walter and asked what the matter was.Walter replied someone had stolen his bicycle and added it made the second time that year.Polly said that her mother had seen a programme on television the day before and added they had said something about a man stealing bicycles in their neighbourhood.Walter was surprised and added that he had a friend who was a policeman and asked Polly if he should telephone him.Polly replied it was a wonderful idea and added that she could drive him to work.Walter thanked her and added that it was very helpful of her.