[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) 2 b) 1 c) 4 d) 3 origin=seattle return_date=the 13th departure_date=9th of this month airlines=h of possible values a) alaska airlines b) air canada c) british airways d) air france e) american airlines f) united airlines g) southwest airlines h) delta airlines destination=sf seating_class=c of possible values a) first class b) business c) economy d) premium economy [context] [user] i am looking for a flight with american airlines.
State: [state] passengers=none origin=none return_date=none departure_date=none airlines=e destination=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] seating_class=a of possible values a) economy b) premium economy c) first class d) business destination=sf origin=seattle departure_date=9th of this month airlines=a of possible values a) delta airlines b) british airways c) american airlines d) united airlines e) southwest airlines f) air canada g) air france h) alaska airlines passengers=b of possible values a) 3 b) 1 c) 4 d) 2 return_date=the 13th [context] [user] i am looking for a flight with american airlines. [system] when do you plan to depart and when will you be back? [user] i'll be flying out to nyc on next wednesday and want to be back by march 11th.
State: [state] seating_class=none destination=nyc origin=none departure_date=next wednesday airlines=c passengers=none return_date=march 11th

[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=c of possible values a) business b) premium economy c) economy d) first class origin=seattle departure_date=9th of this month return_date=the 13th destination=sf airlines=c of possible values a) united airlines b) air france c) delta airlines d) british airways e) american airlines f) alaska airlines g) southwest airlines h) air canada passengers=a of possible values a) 1 b) 2 c) 3 d) 4 [context] [user] i am looking for a flight with american airlines. [system] when do you plan to depart and when will you be back? [user] i'll be flying out to nyc on next wednesday and want to be back by march 11th. [system] where will you be flying out of? [user] i'll be departing from los angeles and i need only 1 ticket.
State: [state] seating_class=none origin=los angeles departure_date=next wednesday return_date=march 11th destination=nyc airlines=e 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] seating_class=a of possible values a) economy b) business c) premium economy d) first class airlines=h of possible values a) american airlines b) air canada c) british airways d) air france e) alaska airlines f) united airlines g) southwest airlines h) delta airlines passengers=a of possible values a) 1 b) 3 c) 4 d) 2 origin=seattle return_date=the 13th departure_date=9th of this month destination=sf [context] [user] i am looking for a flight with american airlines. [system] when do you plan to depart and when will you be back? [user] i'll be flying out to nyc on next wednesday and want to be back by march 11th. [system] where will you be flying out of? [user] i'll be departing from los angeles and i need only 1 ticket. [system] the american airlines flight to nyc departs at 6:20 pm and returns at 7:45 pm. the ticket costs $293. would you prefer this flight? [user] ok. i want to find one way flights please.
State: [state] seating_class=none airlines=a passengers=a origin=los angeles return_date=march 11th departure_date=next wednesday destination=nyc

[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 origin=seattle return_date=the 13th departure_date=9th of this month passengers=a of possible values a) 1 b) 3 c) 4 d) 2 airlines=b of possible values a) alaska airlines b) delta airlines c) air canada d) air france e) united airlines f) southwest airlines g) british airways h) american airlines destination=sf [context] [user] i am looking for a flight with american airlines. [system] when do you plan to depart and when will you be back? [user] i'll be flying out to nyc on next wednesday and want to be back by march 11th. [system] where will you be flying out of? [user] i'll be departing from los angeles and i need only 1 ticket. [system] the american airlines flight to nyc departs at 6:20 pm and returns at 7:45 pm. the ticket costs $293. would you prefer this flight? [user] ok. i want to find one way flights please. [system] there is 1 american airlines flight that departs at 6:20 pm, has 0 stops and costs $246. is that okay? [user] which airport does this flight leave from? is this the rate for a business class ticket?
State: [state] seating_class=none origin=los angeles return_date=march 11th departure_date=next wednesday passengers=a airlines=h destination=nyc

[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 origin=seattle destination=sf airlines=f of possible values a) air canada b) southwest airlines c) british airways d) air france e) american airlines f) delta airlines g) united airlines h) alaska airlines passengers=c of possible values a) 2 b) 3 c) 1 d) 4 departure_date=9th of this month seating_class=c of possible values a) first class b) business c) economy d) premium economy [context] [user] i am looking for a flight with american airlines. [system] when do you plan to depart and when will you be back? [user] i'll be flying out to nyc on next wednesday and want to be back by march 11th. [system] where will you be flying out of? [user] i'll be departing from los angeles and i need only 1 ticket. [system] the american airlines flight to nyc departs at 6:20 pm and returns at 7:45 pm. the ticket costs $293. would you prefer this flight? [user] ok. i want to find one way flights please. [system] there is 1 american airlines flight that departs at 6:20 pm, has 0 stops and costs $246. is that okay? [user] which airport does this flight leave from? is this the rate for a business class ticket? [system] flight is from lax international airport and the ticket rate is for an economy class seat. [user] ok, thank you. that's all i need for now.
State: [state] return_date=march 11th origin=los angeles destination=nyc airlines=e passengers=c departure_date=next wednesday seating_class=none