dialog_acts.slot: departure_date
context: I need four one-way tickets for Alaska Airlines leaving SF. Where is your destination?
prompt: I'm going to San Diego. I'd like an Economy flight.
target: When do you plan to leave?
linearized_input: Prompt: "I'm going to San Diego. I'd like an Economy flight.", Response Type: request, Type of Slot: departure_date, Agent: Flights_1