Desktop Application

Hi, I want to make on desktop application. My requirement:::::: Input : 1. One input will be text file with the keywords. 2. Second input will be into Application. It will be format like Example: You can get information about < Keyword > in the city of Massachusetts like city. People can list their business related with < keyword> and also share experience and read write review of < keyword> classified in your area. Output File: It will take one keyword and put in the format. I mean replace with < keyword > . Output format: Keyword You can get information about < Keyword > in the city of Massachusetts like city. People can list their business related with < keyword> and also share experience and read write review of < keyword> classified in your area. Reply me asap. THanks, Raj.