You thank the figure for their information and then inquire if they noticed any specific interactions involving the suspicious man. They pause for a moment, recalling the details.

"Yes, now that you mention it, I did see him having a brief conversation with the train steward," they say. "They seemed to exchange a few words near the entrance of the dining car."

This new piece of information adds another layer of intrigue to the case. It seems that the suspicious man had interactions not only with the passengers but also with the train staff.

What would you like to do next?

1. Thank the figure for their cooperation and move on to question someone else.

2. Inquire if the figure noticed anything else that might be relevant.

3. Head to the observation car to investigate the note you found earlier.