How do I get past the girl when the train ride ends

Hint 1 of 5:

Did you LOOK TELEGRAM on ground by an ashtray in 1st car ?   +1

Hint 2 of 5:

Gina is expecting a special package from you.

Hint 3 of 5:

Did you notice the attache case in Jackal's room ?

Hint 4 of 5:

OPEN ATTACHE and then GET ATTACHE  +2