We will be glad to help in everything you need. We will charge USD 199 for creating account & publishing your app on both iTunes and Playstore. This cost does not include cost of Playstore charges USD 25 (one time) for ID and iTunes charges USD 99 per years for creating ID.
Note - For iTunes, after uploading the app it takes 7-10 working days to be live on the store. For Playstore it takes only 3-5 hours to be live.