If you are not sure where to start, then approaching a development company that provides both marketing consultation and products is viable. You can discuss your ideas and can choose the best fit. Check out Uber like app, a leading clone app development company that can offer you the best Gojek clones at your budget.
Gojek Clone are a successful model that sets a good example for business owners to invest in an on-demand multi service business. all you have to do is place your requirement and your gojek clone app will be launched in as quick as 5 days.
https://www.slideshare.net/ArchieCadell/gojek-clone-app-thailand