Alright. It is Savoir-Faire + Intelligence to test your galactic knowledge, and Language + Intelligence to translate what they are saying.
Two successes on the Savoir-Faire check. These fellows are Nergians, a race of fast-talking and short-tempered reptilians with a penchant for weaponry and for low intelligence.
Two successes on the Language check too. They seem to be bickering about how much they should charge you already.