I agree - pick a routine and STICK with it.
You have been given some fantastic advice here about building up the separation. It takes AGES - but if you are consistent, it will happen, but ever so slowly.
It'd be great if they came with a plug and instructions, wouldn't it!
She is absolutely beautifu. Don't worry about going back to work - just take each day as it comes, really slowly and build up the confidence in her and in yourself.
This site will really help you - good luck, and keep in touch.
Oh, sorry - BIG WELCOME to COL!