Build new android and ios application design

Our idea is about making andriod and ios application, which give an option to book appointment for specific business service.
we have a prototype ready and needs to be redesign. the prototype was created by justinmind Need to desgin .
Justinmind have a free trail . (we can send a screen shoot )
Our Appliaction Name is WeBook . also need to desgin a logo for it.