Pretty much exactly what I am attempting to accomlish to to have a button my Infopath form which is displayed in Sharepoint output to a Word 2007 docx. file
The example is shown at :
http://www.bizsupportonline.net/infopath2007/convert-infopath-form-into-word-2007-document-xslt-c-sharp.htm
I am new to Infopath not to sharepoint. If there any books out there that you may suggest that coverer this particular subject step by step in more detail?