Dean Jones says:

"Sorry, but I absolutely cannot go that high.  Still, there is some merit in what you say:  It is important to 'network' and to 'stay current with your field of expertise.' 

I suppose I can guarantee a total of TWO conference trips for your paper presentations, if you agree to recruit faculty for our college, AND I can guarantee two extra trips where you do not present."

Your response:

1.  "I accept your generous offer."

2.  "That offer is generous, but it doesn't really meet my needs."