Not sure how to totally assuage your feelings . . . but you've instilled your love and values over the years and here's where they'll be put to the test.
Not sure what sort of communication you're expecting, but a ship at sea is dependent on on very narrow bandwidth when it comes to communication - and it's a per minute charge. and VERY expensive whether internet or the cell tower. Be patient
Your daughter should have been given an address by which to receive mail and packages-if you don't have this info, I'd advise googling the company to see if they have an address to her specific ship (or a number you can call to get this), or see if she'll send it to you.