"Ah, well in that case, your data would move to long term storage until we decipher the language later. Collect now, store later is the policy for any unreadable data. I strongly recommend putting on the pin, but if you don't want to, that is completely ok too." She listens to tillmen describe their species, and as she does, she flicks up a second screen and starts typing into both, recording the data around the two different types here with her today. She also laughs along with the other two at the death.
And then they mention that in addition to the trade, transport planes will be gifted. "Oh! I certainly wasn't expecting a gift, but thank you nonetheless! They will be invaluable for transporting our tech across the trade route! Speaking of the trade route, we should have this discussion somewhere a bit more comfortable. And as the council wishes for me to show off some of our culture, I've arranged VIP seating for us at the mega sports arena. It comes with a complementary sushi course. Please, follow me." She dismisses the screens, turns on her heel, and uses hardlight to emulate telekinesis, taking the cappuccino from her bodyguard and finishing it off before tossing it in the trash and letting it vanish as she walks the diplomats over to a large cylindrical station with a tube sticking out of it and into the wall.
"This is our foremost method of public transportation, the pneumatic tube system. Like our construction grade projectors, this system works by taking whatever's in the tube, recording its structure, converting it into pure energy, sucking it into the payload, and travelling down the pipes to the destination. You will remain entirely conscious during the process, so you can get a good look outside the tube as you travel! It's entirely painless, but if you don't want to take it, I can get an AV arranged for us." She pulls up the control panel, setting the destination and number of passengers, simply awaiting the diplomats approval of the method