Just drafted, 10 Team full point PPR. Keep or trade?

QB - Kyler Murray
RB- Josh Jacobs
RB- Miles Sanders
WR- Amari Cooper
WR- Kenny Golladay
TE - Mike Gesicki
Flex- DJ Chark

BN - Devantae Parker
BN- David Montgomery
BN- James White
BN - Anthony Miller
BN- Sterling Shepard
BN- Sammy Watkins

I had some one from my league reach out about Miles Sanders on a potential deal for Dalvin Cook.

Do you think I should wait it out until the season or try to swap my depth for a top tier RB or WR?