[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] return_date=the 13th seating_class=c of possible values a) first class b) business c) economy d) premium economy airlines=h of possible values a) british airways b) alaska airlines c) american airlines d) air canada e) air france f) southwest airlines g) united airlines h) delta airlines destination=sf passengers=c of possible values a) 4 b) 2 c) 1 d) 3 origin=seattle departure_date=9th of this month [context] [user] i need to find a one way flight.
State: [state] return_date=none seating_class=none airlines=none destination=none passengers=none origin=none departure_date=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] seating_class=a of possible values a) economy b) first class c) premium economy d) business origin=seattle passengers=c of possible values a) 4 b) 2 c) 1 d) 3 airlines=b of possible values a) american airlines b) delta airlines c) air france d) air canada e) british airways f) southwest airlines g) alaska airlines h) united airlines departure_date=9th of this month destination=sf return_date=the 13th [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta.
State: [state] seating_class=none origin=atlanta passengers=none airlines=none departure_date=none destination=none return_date=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 seating_class=c of possible values a) business b) premium economy c) economy d) first class departure_date=9th of this month return_date=the 13th passengers=b of possible values a) 4 b) 1 c) 3 d) 2 airlines=b of possible values a) british airways b) delta airlines c) alaska airlines d) american airlines e) united airlines f) air canada g) air france h) southwest airlines origin=seattle [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta. [system] where will you be traveling to? [user] i will be flying to san diego. i would like to leave on the 12th of march and i would like premium economy.
State: [state] destination=san diego seating_class=b departure_date=12th of march return_date=none passengers=none airlines=none origin=atlanta

[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] departure_date=9th of this month airlines=d of possible values a) american airlines b) alaska airlines c) united airlines d) delta airlines e) air france f) british airways g) air canada h) southwest airlines seating_class=a of possible values a) economy b) first class c) business d) premium economy passengers=a of possible values a) 1 b) 2 c) 3 d) 4 return_date=the 13th origin=seattle destination=sf [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta. [system] where will you be traveling to? [user] i will be flying to san diego. i would like to leave on the 12th of march and i would like premium economy. [system] delta airlines has 1 stop and the flight will take off at 6:50 am and the ticket will cost you $431. [user] no, something else please.
State: [state] departure_date=12th of march airlines=none seating_class=d passengers=none return_date=none origin=atlanta destination=san diego

[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=a of possible values a) economy b) first class c) business d) premium economy passengers=b of possible values a) 3 b) 1 c) 2 d) 4 departure_date=9th of this month origin=seattle return_date=the 13th destination=sf airlines=e of possible values a) british airways b) southwest airlines c) air canada d) united airlines e) delta airlines f) air france g) american airlines h) alaska airlines [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta. [system] where will you be traveling to? [user] i will be flying to san diego. i would like to leave on the 12th of march and i would like premium economy. [system] delta airlines has 1 stop and the flight will take off at 6:50 am and the ticket will cost you $431. [user] no, something else please. [system] southwest airlines has 1 stop and takes off at 5:55 pm and will cost you $452. [user] ok. i want a flight and four tickets returning on march 14th.
State: [state] seating_class=d passengers=d departure_date=12th of march origin=atlanta return_date=march 14th destination=san diego airlines=b

[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=h of possible values a) air france b) american airlines c) southwest airlines d) united airlines e) air canada f) british airways g) alaska airlines h) delta airlines return_date=the 13th origin=seattle passengers=a of possible values a) 1 b) 2 c) 4 d) 3 destination=sf seating_class=b of possible values a) business b) economy c) first class d) premium economy departure_date=9th of this month [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta. [system] where will you be traveling to? [user] i will be flying to san diego. i would like to leave on the 12th of march and i would like premium economy. [system] delta airlines has 1 stop and the flight will take off at 6:50 am and the ticket will cost you $431. [user] no, something else please. [system] southwest airlines has 1 stop and takes off at 5:55 pm and will cost you $452. [user] ok. i want a flight and four tickets returning on march 14th. [system] how about southwest airlines, i found 1 with them taking off at 6:30 am and the return flight leaves at 7 am and will cost you $475. [user] ok.
State: [state] airlines=c return_date=march 14th origin=atlanta passengers=c destination=san diego seating_class=d departure_date=12th 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] airlines=c of possible values a) american airlines b) air france c) delta airlines d) southwest airlines e) air canada f) united airlines g) alaska airlines h) british airways seating_class=a of possible values a) economy b) premium economy c) first class d) business destination=sf return_date=the 13th departure_date=9th of this month origin=seattle passengers=c of possible values a) 4 b) 2 c) 1 d) 3 [context] [user] i need to find a one way flight. [system] which city will you be leaving from [user] i will be leaving from atlanta. [system] where will you be traveling to? [user] i will be flying to san diego. i would like to leave on the 12th of march and i would like premium economy. [system] delta airlines has 1 stop and the flight will take off at 6:50 am and the ticket will cost you $431. [user] no, something else please. [system] southwest airlines has 1 stop and takes off at 5:55 pm and will cost you $452. [user] ok. i want a flight and four tickets returning on march 14th. [system] how about southwest airlines, i found 1 with them taking off at 6:30 am and the return flight leaves at 7 am and will cost you $475. [user] ok. [system] anything else? [user] nope, thanks!
State: [state] airlines=d seating_class=b destination=san diego return_date=march 14th departure_date=12th of march origin=atlanta passengers=a