TRADE ADVICE! Jags/DJ/Cooper for JoHo/Chicago

In one of my leagues someone sent me a trade that I need advice on…

They are offering:
Jags Defense
David Johnson
Amari Cooper

For my:
Jordan Howard
Chicago Defense

My full team in this league is:
QB: Phillip RIvers
WR: D. Adams
WR: D. Funchess
RB: James Conner
RB: Zeke
TE: Njoku
Flex: T. Coleman
Sammy Watkins, Jordan Howard, Mark Ingram, AJ Green, Alex Collins

Kicker: Greg Zeurlein
Defense: Chicago, LA Chargers

I believe I should immediately accept this trade, am I not seeing something here?
Please give me advice…

0.5 PPR - 10 team redraft format