你那可以翻译为这:
Dad and I walk in the streets,an old man to stop and ask people to the hospital road.I told him along the road Zhizou,in the second traffic turn right,continue to walk about 100 meters,you can see people's hospital in his right side.He was very grateful,I also can help him and pleased.
把你上面的语句简短为:
我很高心今天在街上帮助了一位去人民医院的老人,告诉他去人民医院的路线
翻译为:
I am glad heart in the streets today to help the people of a hospital for the elderly,people told him to the hospital's line