Represent the dialog for retrieving similar scenarios Speaker1: Hi, can U send me the foto?
Speaker2: What foto?
Speaker1: The party foto, we took it last Friday. 
Speaker2: Sure, here UR :)
Represent the dialog scenario for retrieval Speaker2 sent Speaker1 the photo from last Friday's party.
Represent the dialog scenario for retrieval Speaker1 can't come to his lesson tomorrow, because he's got the flu.