[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 destination=sf passengers=b of possible values a) 2 b) 1 c) 3 d) 4 airlines=a of possible values a) delta airlines b) air canada c) british airways d) southwest airlines e) air france f) american airlines g) alaska airlines h) united airlines return_date=the 13th seating_class=a of possible values a) economy b) premium economy c) business d) first class [context] [user] hello, i am wanting to book a one way flight.
State: [state] departure_date=none origin=none destination=none passengers=none airlines=none return_date=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] passengers=d of possible values a) 3 b) 4 c) 2 d) 1 departure_date=9th of this month origin=seattle seating_class=a of possible values a) economy b) premium economy c) business d) first class destination=sf airlines=d of possible values a) american airlines b) united airlines c) alaska airlines d) delta airlines e) british airways f) southwest airlines g) air canada h) air france return_date=the 13th [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me.
State: [state] passengers=a departure_date=none origin=chi-town seating_class=none destination=none airlines=none 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] destination=sf origin=seattle seating_class=c of possible values a) first class b) premium economy c) economy d) business departure_date=9th of this month airlines=a of possible values a) delta airlines b) alaska airlines c) southwest airlines d) american airlines e) air canada f) british airways g) united airlines h) air france passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=the 13th [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th.
State: [state] destination=atlanta, ga origin=chi-town seating_class=none departure_date=the 4th airlines=none passengers=d 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] return_date=the 13th passengers=b of possible values a) 4 b) 1 c) 3 d) 2 departure_date=9th of this month airlines=a of possible values a) delta airlines b) american airlines c) air canada d) united airlines e) air france f) alaska airlines g) british airways h) southwest airlines origin=seattle destination=sf seating_class=b of possible values a) premium economy b) economy c) business d) first class [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight?
State: [state] return_date=none passengers=c departure_date=the 4th airlines=none origin=chi-town destination=atlanta, ga 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] departure_date=9th of this month airlines=a of possible values a) delta airlines b) air france c) american airlines d) british airways e) united airlines f) southwest airlines g) alaska airlines h) air canada seating_class=b of possible values a) first class b) economy c) premium economy d) business origin=seattle destination=sf passengers=b of possible values a) 3 b) 1 c) 4 d) 2 return_date=the 13th [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight? [system] no, it is not an overnight flight. [user] which airport will that flight be departing from?
State: [state] departure_date=the 4th airlines=none seating_class=none origin=chi-town destination=atlanta, ga passengers=a 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] origin=seattle airlines=c of possible values a) british airways b) united airlines c) delta airlines d) southwest airlines e) air france f) air canada g) alaska airlines h) american airlines passengers=c of possible values a) 2 b) 3 c) 1 d) 4 destination=sf return_date=the 13th departure_date=9th of this month seating_class=a of possible values a) economy b) business c) premium economy d) first class [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight? [system] no, it is not an overnight flight. [user] which airport will that flight be departing from? [system] it takes off from o'hare international airport. [user] can you find something else. i'm just wondering if there is something that will work out better for us.
State: [state] origin=chi-town airlines=none passengers=b destination=atlanta, ga return_date=none departure_date=the 4th 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=d of possible values a) premium economy b) business c) first class d) economy origin=seattle departure_date=9th of this month destination=sf airlines=h of possible values a) southwest airlines b) united airlines c) alaska airlines d) air canada e) air france f) british airways g) american airlines h) delta airlines passengers=a of possible values a) 1 b) 2 c) 3 d) 4 return_date=the 13th [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight? [system] no, it is not an overnight flight. [user] which airport will that flight be departing from? [system] it takes off from o'hare international airport. [user] can you find something else. i'm just wondering if there is something that will work out better for us. [system] sure there is a delta airlines flight that leaves 8:30 am with 0 stops. this flight costs $100. [user] maybe, are there any other flights. i want economy class tickets. is there anything leaving from san fran.
State: [state] seating_class=d origin=san fran departure_date=the 4th destination=atlanta, ga airlines=none passengers=c 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] airlines=g of possible values a) alaska airlines b) british airways c) southwest airlines d) united airlines e) air canada f) air france g) delta airlines h) american airlines seating_class=a of possible values a) economy b) premium economy c) business d) first class destination=sf origin=seattle passengers=c of possible values a) 3 b) 2 c) 1 d) 4 return_date=the 13th departure_date=9th of this month [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight? [system] no, it is not an overnight flight. [user] which airport will that flight be departing from? [system] it takes off from o'hare international airport. [user] can you find something else. i'm just wondering if there is something that will work out better for us. [system] sure there is a delta airlines flight that leaves 8:30 am with 0 stops. this flight costs $100. [user] maybe, are there any other flights. i want economy class tickets. is there anything leaving from san fran. [system] ok, there is an alaska airlines flight that leaves at 1:35 pm with 1 stop. this flight will cost $252 per ticket. [user] ok, that one will work.
State: [state] airlines=a seating_class=a destination=atlanta, ga origin=san fran passengers=a return_date=none departure_date=the 4th

[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=g of possible values a) united airlines b) alaska airlines c) american airlines d) air france e) southwest airlines f) air canada g) delta airlines h) british airways origin=seattle passengers=d of possible values a) 2 b) 3 c) 4 d) 1 departure_date=9th of this month destination=sf seating_class=d of possible values a) first class b) premium economy c) business d) economy return_date=the 13th [context] [user] hello, i am wanting to book a one way flight. [system] ok, i can help you with that. what city are you departing from? [user] i am leaving from chi-town. i will need to book 3 tickets. my wife and son are coming with me. [system] ok what date are you planning on flying? also, i will need to know your destination. [user] we are flying atlanta, ga on the 4th. [system] there is an american airlines flight 8:40 pm with 0 stops that costs $108. will that work for you? [user] i don't know. is that a redeye flight? [system] no, it is not an overnight flight. [user] which airport will that flight be departing from? [system] it takes off from o'hare international airport. [user] can you find something else. i'm just wondering if there is something that will work out better for us. [system] sure there is a delta airlines flight that leaves 8:30 am with 0 stops. this flight costs $100. [user] maybe, are there any other flights. i want economy class tickets. is there anything leaving from san fran. [system] ok, there is an alaska airlines flight that leaves at 1:35 pm with 1 stop. this flight will cost $252 per ticket. [user] ok, that one will work. [system] is there anything else i can help you with? [user] no, that is all. thanks for your help.
State: [state] airlines=b origin=san fran passengers=b departure_date=the 4th destination=atlanta, ga seating_class=d return_date=none