(1) It seems that I am taking the wrong train．
I am sorry ，you should have taken the next train，please get off at the next stop(Juifang) and transfer to the train for Kaohsiung．
很抱歉，你應該搭下一班車才對，請在下一站 (瑞芳站) 下車，並換乘往高雄方向的火車。
(2) I took the wrong train． What should I do?
Please show me your ticket，if you did take the wrong train，we will sign you a proof to return to the departure station．
(3) I missed the train．
You can take the next train，but your seat will not be reserved．