[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=e of possible values a) united airlines b) alaska airlines c) american airlines d) air canada e) delta airlines f) southwest airlines g) air france h) british airways destination=sf departure_date=9th of this month passengers=c of possible values a) 3 b) 2 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 want to find a one way flight
State: [state] return_date=none airlines=none destination=none departure_date=none passengers=none origin=none 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] destination=sf airlines=h of possible values a) british airways b) air france c) alaska airlines d) southwest airlines e) air canada f) united airlines g) american airlines h) delta airlines passengers=d of possible values a) 2 b) 3 c) 4 d) 1 seating_class=d of possible values a) business b) first class c) premium economy d) economy return_date=the 13th origin=seattle departure_date=9th of this month [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly
State: [state] destination=none airlines=none passengers=c seating_class=none return_date=none origin=philly 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] destination=sf seating_class=c of possible values a) business b) premium economy c) economy d) first class airlines=d of possible values a) american airlines b) air canada c) united airlines d) delta airlines e) british airways f) southwest airlines g) alaska airlines h) air france return_date=the 13th origin=seattle departure_date=9th of this month passengers=b of possible values a) 3 b) 1 c) 4 d) 2 [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly [system] to which place? [user] to nairobi, kenya
State: [state] destination=nairobi, kenya seating_class=none airlines=none return_date=none origin=philly departure_date=none 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] seating_class=b of possible values a) first class b) economy c) premium economy d) business destination=sf passengers=a of possible values a) 1 b) 4 c) 2 d) 3 return_date=the 13th airlines=b of possible values a) american airlines b) delta airlines c) alaska airlines d) air france e) southwest airlines f) air canada g) british airways h) united airlines origin=seattle departure_date=9th of this month [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly [system] to which place? [user] to nairobi, kenya [system] what date do you want to leave? [user] i want to leave on the 12th
State: [state] seating_class=none destination=nairobi, kenya passengers=b return_date=none airlines=none origin=philly departure_date=the 12th

[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=d of possible values a) british airways b) alaska airlines c) southwest airlines d) delta airlines e) american airlines f) united airlines g) air canada h) air france passengers=a of possible values a) 1 b) 4 c) 3 d) 2 return_date=the 13th seating_class=b of possible values a) first class b) economy c) premium economy d) business departure_date=9th of this month destination=sf origin=seattle [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly [system] to which place? [user] to nairobi, kenya [system] what date do you want to leave? [user] i want to leave on the 12th [system] would you like the american airlines flight with 1 stop that leaves at 4:45 pm? it costs $340 [user] find me something else, delta airlines instead, economy tickets.
State: [state] airlines=d passengers=b return_date=none seating_class=b departure_date=the 12th destination=nairobi, kenya origin=philly

[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] passengers=c of possible values a) 4 b) 2 c) 1 d) 3 origin=seattle destination=sf airlines=a of possible values a) delta airlines b) air canada c) american airlines d) united airlines e) british airways f) air france g) southwest airlines h) alaska airlines departure_date=9th of this month seating_class=b of possible values a) premium economy b) economy c) business d) first class return_date=the 13th [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly [system] to which place? [user] to nairobi, kenya [system] what date do you want to leave? [user] i want to leave on the 12th [system] would you like the american airlines flight with 1 stop that leaves at 4:45 pm? it costs $340 [user] find me something else, delta airlines instead, economy tickets. [system] i found 1 flight with delta airlines with 1 stop for $338. it leaves at 4:40 pm [user] when does it arrive at my destination? is this a red eye?
State: [state] passengers=a origin=philly destination=nairobi, kenya airlines=a departure_date=the 12th seating_class=b 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] seating_class=d of possible values a) business b) premium economy c) first class d) economy destination=sf passengers=b of possible values a) 2 b) 1 c) 4 d) 3 departure_date=9th of this month airlines=c of possible values a) air france b) southwest airlines c) delta airlines d) british airways e) american airlines f) united airlines g) air canada h) alaska airlines origin=seattle return_date=the 13th [context] [user] i want to find a one way flight [system] where are you leaving from? [user] i need 4 tickets from philly [system] to which place? [user] to nairobi, kenya [system] what date do you want to leave? [user] i want to leave on the 12th [system] would you like the american airlines flight with 1 stop that leaves at 4:45 pm? it costs $340 [user] find me something else, delta airlines instead, economy tickets. [system] i found 1 flight with delta airlines with 1 stop for $338. it leaves at 4:40 pm [user] when does it arrive at my destination? is this a red eye? [system] it is an overnight flight that arrives at 5:57 pm [user] ok that's all, thanks
State: [state] seating_class=d destination=nairobi, kenya passengers=c departure_date=the 12th airlines=c origin=philly return_date=none