Wedding

I am looking for a sponser for my wedding I was told that some people do this but I am not really sure what to say we want to have a nice wedding and thought that I could do it on a budget that we have but things just keep coming up and I dont know what else to do we are a couple that have been together for 6 years now and finally was able to afford a wedding or so we thought we are a small family we have 3 kids and we have alot done but still have alot to do we are getting married August 9, 2008 so if there is anyone who could help we would really like that I hate asking for help but I asking cause I not sure what there is left to do