chrome extension

hello, you need to create a google chrome extension. the chrome extensions should do the following ways. 1. chrome will automate facebook pages which send the messages and multiple or unlimited screnshots or attachments via chrome extensions. 2.i will send attach the video you can take the reference it should be like that 3. process will be three module, when customer say "hi or any messages first message", fb feature will automatic send welcome messages after that our software i.e chrome extensions role will send the messages with screenshots or attachments. at last chrome extension can be use in any fb pages with slightly modifications or flexibility..please message me if you get any confusion. in clusion, there is three parts, part 1, facebook page automatic sends when we get customer message, part2, chrome extension automatic detects those reply and send some additional text with attachments. part 3, it can modify or it can be use in any fb page in same type of strategy.