Originally Posted by np3
Well, I think differently about this. I would simply request the day off. I'm sure the company offers Personal Necessity Days. Explain that you wish your boss well but would like the day off for personal reasons. To "fib" about an illness will always come back and bite you. If they say no, then it just wasn't meant to be.
This is what I would do.
I work for Accountants, I know which days are not good to miss. I have requested and been granted some days off that I didn't think they would let me go. Better to be honest.