Possibly the impostor. There were other Imperials here previously, but--[He doesn't want to doubt anyone's committment, but,] There wasn't ever a proper chain of command. [He'd tried to report in, but the only people who'd answered had taken advantage of him. And he couldn't let that happen again, when there was someone else to let down in the process.

He's still thinking about it when the waitress asks him about the tea.] Yes please, ma'am. [His throat is starting to go hoarse again, and he expects to be doing more talking today. He'll need a little help to keep going.

When it comes to Akobi's request, though, the waitress hesitates, evidently confused.] Caf means 'coffee', ma'am. The local dialect's slightly different from ours.