i'm looking for an expert in developing app for windoes phone .
i do not need to develop the whole application , only few features:
1. create comboBox list that take the listbox items from txt file(isolatedStorage)
you can create a textBox with button inside to call popup page with list box/
2.after creating the popup page and loading into textBox the txt file items,
find user starting input from textBox in the listBox popup page, so it will make the user easy way to search the item.(only one item can be choosen from listBox)