I am only too happy to help you out.
I am only so happy taht can help you out.
How may I help you?
What can I do for you?
）too...to 意思不是：太怎么样而不能怎么样吗呃，，囧,。对不住啊~I am only too happy to help you out.I am happy enough not to help you outI am only so happy that can't help you out.