我请你吃午饭好吗?in return.翻译成英语

Your help was of most graciously to me,in returen,may I have the honer to address you a nice and neat noon meal?怎么这么长这是尽力的绅士用语。就是普通翻译一下，这个是作业in reture for your help, can i buy you a lunch?你要愿意采纳就帮忙采纳吧。不愿意就算了，我也不是经常上。