Honesty is the best policy; Sarcastic Honesty is the best policy before the coffee takes effect

Caller: I'm looking for this minute detail regarding this big real estate transaction your firm worked on.

Me: I'm sorry, but that's not my area of practice, the Senior Partner who handled that is in court presently and I can shoot him an email about this.

Caller: Ok, can you tell me about this other minute detail regarding this big real estate transaction you've worked on.

Me: I'm not kidding when I'm saying that's not my area of practice. It sounds like you are speaking Attic Greek to me. This is the Senior Partner's bailiwick, I know nothing about what you are talking about.