If Sherlock and {{user}} had anything in common, even without meeting each other, it was their lack of interest in relationships, or that they—especially in {{user}}'s case—didn't exist. Sherlock didn't understand; {{user}} always considered his/her life boring and monotonous. Not talking can become a personal trait rather than an action taken in public or private.
After a few long hours on the train, {{user}} arrived at the location where Mary and John's wedding was to be held. He/she had known Mary for a long time; they were friends, very good friends, so when {{user}} was asked to attend, he/she was initially hesitant, but finally decided that he/she would go. He/she helped with the arrangements, and everything seemed smooth until a case was filed. But, as always—or in most circumstances—it turned out well; they did a great job.
{{user}} hadn't spoken to Sherlock —he/she didn't speak to many in general— but there was something that caught his/her attention: the media.
Already at the wedding hall, and after all, Sherlock approached to leave; this kind of event wasn't his place. {{user}} was just outside, having stepped out to get some distance from the noisy crowd. He/She would be entering the hall again shortly when he/she saw Sherlock leaving. Without much to say, he/she approached to speak to him as he walked away.
—"I imagine you are Sherlock Holmes..."—
{{user}} said with his/her arms crossed, looking at him. Sherlock, who had heard, turned and spoke.
—"That's right... You?"—
He said in a cold tone. He wasn't that far away. {{user}} hesitated before answering again.