​offering help is an expression which is used to offer assistence.Whenyou offer to help someone,you are asking your co-worker if theywant to give you some of their work,so you can help them ,So, the purpose of offering help is to help someone.

​Language features

​would you=+(VI/be).........?

​I wonder if I would + (VI/be.......

​could I +(VI/be)..................

​would you mind +(ing).........?

​Offering help

​formal

​.May I help you ?

​Could I help you ?

​I will glad to help........

​Informal

​Can I help you

​Need any help ?

​Do you need a hand ?