[example] [user] i need a round trip flight and i have 0 bags that need to be checked in. [system] on which date would you like to travel and to where? [user] i want to fly to seattle on the 6th of march and return on the 8th of this month. [system] what city do you want to leave from? [user] look for four tickets on economy flights departing atlanta. [system] i have 1 flight that i think you would like. how about southwest airlines? this flight leaves at 7:15 pm mand returns at 6:55 pm local time. it costs $485 per person. [user] oky. thank you for your assistance. [slots] origin_city=atlanta passengers=b of possible values a) 4 b) 1 c) 3 d) 2 return_date=8th of this month number_checked_bags=c of possible values a) 1 b) 2 c) 0 departure_date=6th of march airlines=d of possible values a) american airlines b) air canada c) delta airlines d) southwest airlines e) air france f) united airlines g) alaska airlines h) british airways destination_city=seattle flight_class=d of possible values a) premium economy b) first class c) business d) economy [context] [user] i'd like to search for a one-way flight.
State: [state] origin_city=none passengers=none return_date=none number_checked_bags=none departure_date=none airlines=none destination_city=none flight_class=none

[example] [user] i need a round trip flight and i have 0 bags that need to be checked in. [system] on which date would you like to travel and to where? [user] i want to fly to seattle on the 6th of march and return on the 8th of this month. [system] what city do you want to leave from? [user] look for four tickets on economy flights departing atlanta. [system] i have 1 flight that i think you would like. how about southwest airlines? this flight leaves at 7:15 pm mand returns at 6:55 pm local time. it costs $485 per person. [user] oky. thank you for your assistance. [slots] return_date=8th of this month origin_city=atlanta flight_class=b of possible values a) first class b) economy c) premium economy d) business destination_city=seattle departure_date=6th of march passengers=a of possible values a) 1 b) 3 c) 4 d) 2 number_checked_bags=b of possible values a) 1 b) 0 c) 2 airlines=d of possible values a) american airlines b) delta airlines c) alaska airlines d) southwest airlines e) british airways f) united airlines g) air canada h) air france [context] [user] i'd like to search for a one-way flight. [system] what location do you intend to travel to? [user] i'm going to london.
State: [state] return_date=none origin_city=none flight_class=none destination_city=london departure_date=none passengers=none number_checked_bags=none airlines=none

[example] [user] i need a round trip flight and i have 0 bags that need to be checked in. [system] on which date would you like to travel and to where? [user] i want to fly to seattle on the 6th of march and return on the 8th of this month. [system] what city do you want to leave from? [user] look for four tickets on economy flights departing atlanta. [system] i have 1 flight that i think you would like. how about southwest airlines? this flight leaves at 7:15 pm mand returns at 6:55 pm local time. it costs $485 per person. [user] oky. thank you for your assistance. [slots] return_date=8th of this month departure_date=6th of march origin_city=atlanta flight_class=c of possible values a) business b) first class c) economy d) premium economy passengers=c of possible values a) 2 b) 4 c) 1 d) 3 destination_city=seattle airlines=e of possible values a) air france b) united airlines c) alaska airlines d) american airlines e) southwest airlines f) air canada g) british airways h) delta airlines number_checked_bags=a of possible values a) 0 b) 1 c) 2 [context] [user] i'd like to search for a one-way flight. [system] what location do you intend to travel to? [user] i'm going to london. [system] what day do you wish to travel? [user] i'd like to travel on friday next week.
State: [state] return_date=none departure_date=friday next week origin_city=none flight_class=none passengers=none destination_city=london airlines=none number_checked_bags=none

[example] [user] i need a round trip flight and i have 0 bags that need to be checked in. [system] on which date would you like to travel and to where? [user] i want to fly to seattle on the 6th of march and return on the 8th of this month. [system] what city do you want to leave from? [user] look for four tickets on economy flights departing atlanta. [system] i have 1 flight that i think you would like. how about southwest airlines? this flight leaves at 7:15 pm mand returns at 6:55 pm local time. it costs $485 per person. [user] oky. thank you for your assistance. [slots] passengers=b of possible values a) 2 b) 1 c) 4 d) 3 flight_class=b of possible values a) first class b) economy c) business d) premium economy number_checked_bags=b of possible values a) 2 b) 0 c) 1 destination_city=seattle airlines=b of possible values a) air france b) southwest airlines c) alaska airlines d) united airlines e) american airlines f) british airways g) delta airlines h) air canada origin_city=atlanta departure_date=6th of march return_date=8th of this month [context] [user] i'd like to search for a one-way flight. [system] what location do you intend to travel to? [user] i'm going to london. [system] what day do you wish to travel? [user] i'd like to travel on friday next week. [system] what metropolis would you like to leave from? [user] search for flights from washington.
State: [state] passengers=none flight_class=none number_checked_bags=none destination_city=london airlines=none origin_city=washington departure_date=friday next week return_date=none

[example] [user] i need a round trip flight and i have 0 bags that need to be checked in. [system] on which date would you like to travel and to where? [user] i want to fly to seattle on the 6th of march and return on the 8th of this month. [system] what city do you want to leave from? [user] look for four tickets on economy flights departing atlanta. [system] i have 1 flight that i think you would like. how about southwest airlines? this flight leaves at 7:15 pm mand returns at 6:55 pm local time. it costs $485 per person. [user] oky. thank you for your assistance. [slots] airlines=h of possible values a) air canada b) united airlines c) alaska airlines d) delta airlines e) american airlines f) air france g) british airways h) southwest airlines destination_city=seattle number_checked_bags=b of possible values a) 2 b) 0 c) 1 passengers=a of possible values a) 1 b) 4 c) 2 d) 3 flight_class=b of possible values a) premium economy b) economy c) business d) first class return_date=8th of this month departure_date=6th of march origin_city=atlanta [context] [user] i'd like to search for a one-way flight. [system] what location do you intend to travel to? [user] i'm going to london. [system] what day do you wish to travel? [user] i'd like to travel on friday next week. [system] what metropolis would you like to leave from? [user] search for flights from washington. [system] i discovered 4 flights for you. there is a ticket costing $300 for an american airlines that departs at 4:10 am with 1 layover. [user] okay, thank you; that's all.
State: [state] airlines=e destination_city=london number_checked_bags=none passengers=none flight_class=none return_date=none departure_date=friday next week origin_city=washington