Represent the dialog for retrieving similar scenarios Speaker1: Hello I have an appointment with Dr Williams today.
Speaker1: But unfortunately I have to reschedule.
Speaker2: OK, when would you like to come? 
Speaker1: is Wednesday available? 
Speaker2: We have an open spot for 6 pm.
Speaker1: Perfect, please be so kind as to change my appointment to then.
Speaker2: No problem. We will see you on Wednesday.
Speaker1: Thank you very much.
Represent the dialog scenario for retrieval Speaker1 can't visit Dr. Williams today. Speaker2 reschedules his appointment to Wednesday at 6 PM. 
Represent the dialog scenario for retrieval Speaker4 has the keys to the apartment. Speaker3 wants to get them and go take a nap. Speaker4 is having lunch with some French people at La Cantina. Speaker4 is meeting them at the entrance to the conference hall at 2 pm. Speaker3 and Speaker2 might join them. They're meeting for the drinks in the evening.