[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] airlines=b of possible values a) american airlines b) delta airlines c) british airways d) air france e) united airlines f) alaska airlines g) southwest airlines h) air canada departure_date=9th of this month seating_class=d of possible values a) business b) premium economy c) first class d) economy origin=seattle destination=sf return_date=the 13th passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i'm looking for a flight to seattle, wa.
State: [state] airlines=none departure_date=none seating_class=none origin=none destination=seattle, wa return_date=none passengers=none

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] destination=sf passengers=c of possible values a) 3 b) 4 c) 1 d) 2 departure_date=9th of this month airlines=a of possible values a) delta airlines b) alaska airlines c) air france d) air canada e) southwest airlines f) american airlines g) united airlines h) british airways seating_class=d of possible values a) business b) premium economy c) first class d) economy origin=seattle return_date=the 13th [context] [user] i'm looking for a flight to seattle, wa. [system] where would you like to depart from and on what date? what date would you like a return flight? [user] i would like to start my travels on the 6th of march. search for flights from nyc with a return date of the 14th of march.
State: [state] destination=seattle, wa passengers=none departure_date=6th of march airlines=none seating_class=none origin=nyc return_date=14th of march

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] seating_class=d of possible values a) premium economy b) business c) first class d) economy airlines=b of possible values a) british airways b) delta airlines c) air canada d) united airlines e) american airlines f) southwest airlines g) alaska airlines h) air france destination=sf origin=seattle departure_date=9th of this month passengers=d of possible values a) 3 b) 4 c) 2 d) 1 return_date=the 13th [context] [user] i'm looking for a flight to seattle, wa. [system] where would you like to depart from and on what date? what date would you like a return flight? [user] i would like to start my travels on the 6th of march. search for flights from nyc with a return date of the 14th of march. [system] delta airlines has a flight leaving at 2 pm, with the return flight taking off at 10:35 am. this ticket costs $301, would you like to book this flight? [user] i need 1 ticket on a premium economy class flight, one way preferred.
State: [state] seating_class=a airlines=b destination=seattle, wa origin=nyc departure_date=6th of march passengers=d return_date=14th of march

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] destination=sf return_date=the 13th departure_date=9th of this month seating_class=a of possible values a) economy b) first class c) business d) premium economy airlines=g of possible values a) southwest airlines b) united airlines c) british airways d) alaska airlines e) air canada f) american airlines g) delta airlines h) air france origin=seattle passengers=c of possible values a) 4 b) 2 c) 1 d) 3 [context] [user] i'm looking for a flight to seattle, wa. [system] where would you like to depart from and on what date? what date would you like a return flight? [user] i would like to start my travels on the 6th of march. search for flights from nyc with a return date of the 14th of march. [system] delta airlines has a flight leaving at 2 pm, with the return flight taking off at 10:35 am. this ticket costs $301, would you like to book this flight? [user] i need 1 ticket on a premium economy class flight, one way preferred. [system] delta airlines has 1 flight taking off at 6 am with 1 stop. this ticket costs $482. would you like to book this ticket? [user] alright, that was all i needed.
State: [state] destination=seattle, wa return_date=14th of march departure_date=6th of march seating_class=d airlines=g origin=nyc passengers=c