Represent the dialog for retrieving similar scenarios Speaker1: Hey, can you send me pics from yesterday?
Speaker2: Sure.
Speaker2: <file_photo>
Speaker2: <file_photo>
Speaker2: <file_photo>
Speaker2: <file_photo>
Represent the dialog scenario for retrieval Speaker2 sent pictures from yesterday on Speaker1's request.
Represent the dialog scenario for retrieval Speaker2 and Mark went skating, it's the first time for Mark.