Yesterday,I went to a booking office

求大家帮忙英语改错.Yesterday,I went to a booking office to buy A ticket.I was about to leave WHEN I saw a foreigner in trouble.He stood there,worrying.I went up TO and asked what was wrong with him.He said that he WANTED to buy a ticket to Hangzhou.The problem was that there were four bus STATIONS there,but he did not know which one he was to go to.THEREFORE,I decidedto help him. 再答： 还有he stood here,worrying,改成worried
再答： 需要改正的地方已用大写字母标明
再问： 大神还有一段I asked the ticket seller that about thevinformation of the bus stations. Then I explained it for him. Finally，he got his ticket.He was so thankful to myself that he offered me10 as a reward，but I refused in a politely way
再答： 大神还有一段I asked the ticket seller about the information of the bus stations. Then I explained it to him. Finally，he got his ticket.He was so thankful to me that he offered me10 as a reward，but I refused in a polite way
再答： 直接改成正确的了