Problem
Develop an interactive program to read information from a text file, gather the information from the file to produce customer invoice. Present the user with the following menu
After option 1 is selected present the file dialogue to select a file:
Once a file is selected read the customer information and items purchased from the text file, records start with a digit:
1. Customer information (ID, first name and last name)
2. ID, product description, unit price, number of items.