Anantapur: A family who had planned to make a journey, by mistake boarded the wrong train and when they came to know that the train they had boarded was the wrong one, they detrained, and in the process forgot to carry their luggage with them. On realizing that they had left their luggage behind the family approached the Personnel of the Railway Protection Force (RPF) at Guntakal Railway Station who displayed their professionalism in swiftly tracking down and returning a suitcase full of valuables to the family on Thursday.