[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] origin=seattle destination=sf return_date=the 13th seating_class=c of possible values a) business b) premium economy c) economy d) first class passengers=c of possible values a) 3 b) 2 c) 1 d) 4 departure_date=9th of this month airlines=f of possible values a) united airlines b) air france c) british airways d) american airlines e) southwest airlines f) delta airlines g) air canada h) alaska airlines [context] [user] i'm looking for a certain flight.
State: [state] origin=none destination=none return_date=none seating_class=none passengers=none departure_date=none airlines=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] return_date=the 13th destination=sf airlines=g of possible values a) united airlines b) air canada c) american airlines d) southwest airlines e) alaska airlines f) british airways g) delta airlines h) air france passengers=a of possible values a) 1 b) 2 c) 3 d) 4 departure_date=9th of this month seating_class=c of possible values a) premium economy b) business c) economy d) first class origin=seattle [context] [user] i'm looking for a certain flight. [system] what city are you departing from and where are you planning to go? [user] i wish to flay with united airlines and i need a flight from phoenix, az. i would like 4 tickets to seattle.
State: [state] return_date=none destination=seattle airlines=a passengers=d departure_date=none seating_class=none origin=phoenix, az

[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 origin=seattle airlines=c of possible values a) british airways b) air canada c) delta airlines d) southwest airlines e) american airlines f) united airlines g) air france h) alaska airlines return_date=the 13th destination=sf seating_class=c of possible values a) business b) premium economy c) economy d) first class passengers=b of possible values a) 4 b) 1 c) 2 d) 3 [context] [user] i'm looking for a certain flight. [system] what city are you departing from and where are you planning to go? [user] i wish to flay with united airlines and i need a flight from phoenix, az. i would like 4 tickets to seattle. [system] what day are you returning and what is the date of travel? [user] i am returning on the 13th of this month and i would like to start my travel on the 7th of march.
State: [state] departure_date=7th of march origin=phoenix, az airlines=f return_date=13th of this month destination=seattle seating_class=none passengers=a

[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 airlines=d of possible values a) air canada b) alaska airlines c) american airlines d) delta airlines e) british airways f) air france g) southwest airlines h) united airlines departure_date=9th of this month destination=sf passengers=c of possible values a) 2 b) 3 c) 1 d) 4 origin=seattle seating_class=a of possible values a) economy b) premium economy c) first class d) business [context] [user] i'm looking for a certain flight. [system] what city are you departing from and where are you planning to go? [user] i wish to flay with united airlines and i need a flight from phoenix, az. i would like 4 tickets to seattle. [system] what day are you returning and what is the date of travel? [user] i am returning on the 13th of this month and i would like to start my travel on the 7th of march. [system] i found 1 flight for you with united airlines. it takes off at 6:10 pm and the returning flight takes off at 5:30 am and costs $193. [user] ok, i would like to find a one way flight.
State: [state] return_date=13th of this month airlines=h departure_date=7th of march destination=seattle passengers=d origin=phoenix, az seating_class=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] origin=seattle destination=sf departure_date=9th of this month airlines=h of possible values a) alaska airlines b) american airlines c) air france d) united airlines e) air canada f) british airways g) southwest airlines h) delta airlines seating_class=d of possible values a) business b) premium economy c) first class d) economy return_date=the 13th passengers=d of possible values a) 3 b) 2 c) 4 d) 1 [context] [user] i'm looking for a certain flight. [system] what city are you departing from and where are you planning to go? [user] i wish to flay with united airlines and i need a flight from phoenix, az. i would like 4 tickets to seattle. [system] what day are you returning and what is the date of travel? [user] i am returning on the 13th of this month and i would like to start my travel on the 7th of march. [system] i found 1 flight for you with united airlines. it takes off at 6:10 pm and the returning flight takes off at 5:30 am and costs $193. [user] ok, i would like to find a one way flight. [system] would you like a united airlines flight that takes off at 6:10 pm and has 1 stop? the cost of the ticket is $158. [user] sure!
State: [state] origin=phoenix, az destination=seattle departure_date=7th of march airlines=d seating_class=none return_date=13th of this month passengers=c

[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 destination=sf seating_class=d of possible values a) first class b) business c) premium economy d) economy departure_date=9th of this month passengers=c of possible values a) 4 b) 2 c) 1 d) 3 airlines=g of possible values a) southwest airlines b) british airways c) air france d) american airlines e) air canada f) united airlines g) delta airlines h) alaska airlines origin=seattle [context] [user] i'm looking for a certain flight. [system] what city are you departing from and where are you planning to go? [user] i wish to flay with united airlines and i need a flight from phoenix, az. i would like 4 tickets to seattle. [system] what day are you returning and what is the date of travel? [user] i am returning on the 13th of this month and i would like to start my travel on the 7th of march. [system] i found 1 flight for you with united airlines. it takes off at 6:10 pm and the returning flight takes off at 5:30 am and costs $193. [user] ok, i would like to find a one way flight. [system] would you like a united airlines flight that takes off at 6:10 pm and has 1 stop? the cost of the ticket is $158. [user] sure! [system] anything else i can help you with? [user] no thank you! thanks for all your help!
State: [state] return_date=13th of this month destination=seattle seating_class=none departure_date=7th of march passengers=a airlines=f origin=phoenix, az