Native Blackberry app

We have upgraded our Android app and now need it developed for Blackberry. Design, look and feel: we want a native looking app that fits with Blackberry's design etc with subtle hints of our brand colours. Main screens: My Account (not signed in): Sign up button (simple link to web page) Forgot password; Accept user's email, retrieve Security Question, accept user's security answer and new password, call to PHP script with details Sign in; Accept email and password, call to PHP script with details, receive user's details for local storage in JSON format My Account (signed in): Change password; Accept user's old password and new password, call to PHP script with details Change security question; Accept user's password and new security question and answer, call to PHP script with details Sign out: Clear all locally stored details Find it: Call to PHP script to get venue information (i.e. bars and clubs) Store received details (received in JSON format) in a database for local use Display all venues in a list with the name and photo Dropdown lists to filter by Town and Type Basic text search box Clicking on a venue will take you to the appropriate details screen ... Details screen: Show the venue's basic text description Split days up to display individually (e.g. swipeable tabs) Clickable links for Website, Phone and Location (link to map for navigation) Promotions screen: Each user will have their personal promotion messages, list them all here To retreive them, call to a PHP script with user id and it will return promotions in JSON format for storage in local database Promotions consist of simply a title and message Clicking on a promotion will display the full message in a pop up Push Messaging: We use Push Messaging to inform users of new promotion messages