answer: #Person2# tells #Person1# they'll order later because 2 of them haven't arrived.
documents: #Person1#: Excuse me, sir, may I take your order now?
  #Person2#: Could we order later? We have five persons altogether and 2 of us are still on the way.
  #Person1#: OK, sir. Please call me when you are ready.
  #Person2#: Yes, thank you.