The phrase "had one ship come in" implies the arrival of a single vessel. Various synonyms are available to express this particular situation, including "welcoming a lone ship," "receiving a solitary vessel," or "greeting a singular boat." Other synonyms that could capture the same theme include "meeting a solitary arrival," "acknowledging a singular approach," or "escorting a lone conveyance." Regardless of the phrasing, each offers a similar tone that emphasizes the arrival of a single ship, conveying a sense of anticipation and excitement that often accompanies new arrivals to port.