To put your heads together means to work together to come up with an idea or solution, which is what they should do in this context.
Context: "When we get back to the point, you and Oliver should work collaboratively to come up with some suggestions for how to proceed from here." Claim: "When we get back to the point, you and oliver should put your heads together and come up with some suggestions for how to proceed from here."
Considering the context, is the claim true, false, or unknown?