[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 return_date=the 13th seating_class=d of possible values a) premium economy b) business c) first class d) economy airlines=a of possible values a) delta airlines b) air france c) british airways d) air canada e) southwest airlines f) alaska airlines g) united airlines h) american airlines origin=seattle destination=sf passengers=d of possible values a) 4 b) 2 c) 3 d) 1 [context] [user] i need a flight to london.
State: [state] departure_date=none return_date=none seating_class=none airlines=none origin=none destination=london 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] airlines=c of possible values a) american airlines b) united airlines c) delta airlines d) alaska airlines e) southwest airlines f) british airways g) air france h) air canada passengers=b of possible values a) 4 b) 1 c) 3 d) 2 departure_date=9th of this month seating_class=b of possible values a) first class b) economy c) premium economy d) business return_date=the 13th origin=seattle destination=sf [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl.
State: [state] airlines=none passengers=none departure_date=none seating_class=none return_date=13th of this month origin=atl destination=london

[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) british airways b) delta airlines c) american airlines d) alaska airlines e) air france f) united airlines g) southwest airlines h) air canada return_date=the 13th departure_date=9th of this month passengers=d of possible values a) 4 b) 2 c) 3 d) 1 destination=sf origin=seattle seating_class=a of possible values a) economy b) first class c) business d) premium economy [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th.
State: [state] airlines=none return_date=13th of this month departure_date=the 9th passengers=none destination=london origin=atl 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 return_date=the 13th destination=sf departure_date=9th of this month seating_class=d of possible values a) business b) first class c) premium economy d) economy airlines=f of possible values a) southwest airlines b) air canada c) united airlines d) british airways e) american airlines f) delta airlines g) air france h) alaska airlines passengers=d of possible values a) 3 b) 2 c) 4 d) 1 [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good.
State: [state] origin=atl return_date=13th of this month destination=london departure_date=the 9th seating_class=none airlines=e 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] seating_class=d of possible values a) business b) premium economy c) first class d) economy departure_date=9th of this month passengers=a of possible values a) 1 b) 2 c) 3 d) 4 destination=sf origin=seattle airlines=g of possible values a) united airlines b) american airlines c) southwest airlines d) british airways e) air france f) alaska airlines g) delta airlines h) air canada return_date=the 13th [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good. [system] do you need anything else? [user] yes, i need a one way flight, any class.
State: [state] seating_class=dontcare departure_date=the 9th passengers=none destination=london origin=atl airlines=b return_date=13th of this month

[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=d of possible values a) 2 b) 4 c) 3 d) 1 airlines=a of possible values a) delta airlines b) air canada c) american airlines d) air france e) southwest airlines f) alaska airlines g) united airlines h) british airways origin=seattle departure_date=9th of this month seating_class=a of possible values a) economy b) first class c) premium economy d) business return_date=the 13th destination=sf [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good. [system] do you need anything else? [user] yes, i need a one way flight, any class. [system] okay i have 1 flight, american airlines departing 8:40 pm, with 0 stops. total cost is $270. [user] when does it arrive?
State: [state] passengers=none airlines=c origin=atl departure_date=the 9th seating_class=dontcare return_date=13th of this month destination=london

[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 return_date=the 13th passengers=b of possible values a) 3 b) 1 c) 4 d) 2 airlines=a of possible values a) delta airlines b) air france c) air canada d) southwest airlines e) united airlines f) american airlines g) alaska airlines h) british airways departure_date=9th of this month seating_class=d of possible values a) premium economy b) business c) first class d) economy destination=sf [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good. [system] do you need anything else? [user] yes, i need a one way flight, any class. [system] okay i have 1 flight, american airlines departing 8:40 pm, with 0 stops. total cost is $270. [user] when does it arrive? [system] the flight gets in at 10:44 am. [user] is this a redeye?
State: [state] origin=atl return_date=13th of this month passengers=none airlines=f departure_date=the 9th seating_class=dontcare destination=london

[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 seating_class=b of possible values a) premium economy b) economy c) business d) first class departure_date=9th of this month airlines=a of possible values a) delta airlines b) american airlines c) united airlines d) british airways e) air canada f) southwest airlines g) alaska airlines h) air france passengers=b of possible values a) 3 b) 1 c) 2 d) 4 return_date=the 13th destination=sf [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good. [system] do you need anything else? [user] yes, i need a one way flight, any class. [system] okay i have 1 flight, american airlines departing 8:40 pm, with 0 stops. total cost is $270. [user] when does it arrive? [system] the flight gets in at 10:44 am. [user] is this a redeye? [system] it's an overnight flight. [user] that's fine thanks.
State: [state] origin=atl seating_class=dontcare departure_date=the 9th airlines=b passengers=none return_date=13th of this month destination=london

[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=b of possible values a) 4 b) 1 c) 2 d) 3 destination=sf airlines=h of possible values a) air france b) southwest airlines c) alaska airlines d) british airways e) american airlines f) united airlines g) air canada h) delta airlines origin=seattle seating_class=a of possible values a) economy b) first class c) premium economy d) business departure_date=9th of this month return_date=the 13th [context] [user] i need a flight to london. [system] when do you want to return, and from which city? [user] i want to return on the 13th of this month. flying out of atl. [system] what date do you want to depart? [user] departing on the 9th. [system] there's an american airlines flight departing 8:40 pm. returning at 2:05 pm. total cost is $324. [user] that sounds good. [system] do you need anything else? [user] yes, i need a one way flight, any class. [system] okay i have 1 flight, american airlines departing 8:40 pm, with 0 stops. total cost is $270. [user] when does it arrive? [system] the flight gets in at 10:44 am. [user] is this a redeye? [system] it's an overnight flight. [user] that's fine thanks. [system] do you need help with anything else? [user] no that's all.
State: [state] passengers=none destination=london airlines=e origin=atl seating_class=dontcare departure_date=the 9th return_date=13th of this month