Do you think it would be possible to travel between your world and mine?
[Because that's what he's going for here, with the questioning. He'd always kept it in the back of his mind as a possibility, that if they were able to use the Door somehow but he couldn't end up choosing what time to return to in his world, then perhaps he could go to another world and then his own that way. But it had been a really low-likelihood plan, and so he hasn't put much thought into it, but if it's possible...
He's not going to continue with that thought just yet, though, until he hears the answer.]
[Private]
[Because that's what he's going for here, with the questioning. He'd always kept it in the back of his mind as a possibility, that if they were able to use the Door somehow but he couldn't end up choosing what time to return to in his world, then perhaps he could go to another world and then his own that way. But it had been a really low-likelihood plan, and so he hasn't put much thought into it, but if it's possible...
He's not going to continue with that thought just yet, though, until he hears the answer.]