Represent the dialog for retrieving similar scenarios Speaker1: Our flight is delayed..
Speaker1: They say that we might have to wait here even up to 5 hours
Speaker2: oh, really?
Speaker2: so you won't be here before midnight?
Speaker1: I don't think so...
Speaker2: hm.. there are no buses at night, I'm afraid. 
Speaker2: you will have to get a cab.
Speaker1: Is it very expensive?
Speaker2: yeah, quite expensive...
Speaker2: Actually, I'll call you a cab, once you arrive. 
Speaker2: This will be a bit cheaper...
Speaker1: and what about uber?
Speaker2: uber will be far more expensive, trust me
Speaker1: ok. I see. Thanks
Speaker2: no problem. 
Represent the dialog scenario for retrieval Speaker1's flight is delayed, so he won't arrive before midnight. Speaker2 will call him a cab once he's landed, which is cheaper than Uber. 
Represent the dialog scenario for retrieval Speaker1 is at school in front of the door. Speaker3's rooms is 112 and his class is class 3. The same goes for Hugo and Charles. The building is big and has a big garden. The meeting is about to start.