Thank you for your attention to work together. I'd point out that the process of working on this project was born from the cooperation of several parties. Therefore, this task would fade away.
Thank you for your interest in working together. I explained that the process of working on this project was a collaboration of many people. It will therefore be postponed.
Thank you for your attention to work together. Ask pointed that inform procedure in this project is a collaboration of several parties. Therefore, this work would fade away.