How do you say "Hello from Yokosuka" and " Which highway leads to YOKO-YOKO Expressway?

Question:

I just need to know the hello from Yokosuka because im doing it for my Japanese class. and the highway one because i need to know for when my dad gets lost when driving.

Answer:

Yokosuka kara konnichiwa.

Dono kousoku ga yoko-yoko kosoku ni tsuujitemasuka?

In Japanese, both highways and expressways are "kousoku." No distinction.