I could help with a defined part without promising to solve every gap indefinitely.

“We can start with supplies,” I said.

“Maya and I will shop together, if she’d like.”

“That would help,” Maya said.

“I’ll work out the rest,” Julian added.

“And keep the figures updated.”

We agreed on what I would buy and when we would review the arrangement.

I wrote it down for clarity, not as a contract purchasing their visits.