[She had already assumed they were from different Earths, but what more he tells her reconfirms that.]

I'm afraid I'm unfamiliar with this "Cobra Unit." [And she was very aware of a lot of behind the scenes work done by the Allies during the war. That is, assuming he is talking about soldiers working for the Allied Forces.] But I'm pleased to hear a woman had such a vital role in such a unit.

As we must. [Being adaptable...well, it was the only way to survive around here.]