A：How soon will you leave for the train station, Dad?
B： You have to look after yourself when I'm away, Tom．
A：Don't worry．I can take good care of myself．
B： I'm afraid you can't cook well．
B：Don't forget the lights and the windows before going out．
A：I won't． It's time for you to go．
B：OK．I'll buy you some presents when I come back．
A：Just something to eat．
A．Do you know how to cook?