Represent the dialog for retrieving similar scenarios Speaker1: Have you not packed my T-shirt?
Speaker2: Which one?
Speaker1: This black one, I can not find it.
Speaker2: Wait, I'll check in my suitcase.
Represent the dialog scenario for retrieval Speaker1 cannot find the black T-shirt, so Speaker2 will check in her suitcase if she packed it. 
Represent the dialog scenario for retrieval Lewandowska has measles. There are vaccinations in the main building from 17th until 19th for everyone who had contact with her. 