[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) alaska airlines b) delta airlines c) united airlines d) air france e) american airlines f) air canada g) southwest airlines h) british airways seating_class=b of possible values a) business b) economy c) first class d) premium economy return_date=the 13th departure_date=9th of this month destination=sf passengers=b of possible values a) 2 b) 1 c) 4 d) 3 origin=seattle [context] [user] i would like to book a flight.
State: [state] airlines=none seating_class=none return_date=none departure_date=none destination=none passengers=none origin=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 airlines=a of possible values a) delta airlines b) air canada c) air france d) british airways e) southwest airlines f) united airlines g) alaska airlines h) american airlines departure_date=9th of this month seating_class=c of possible values a) business b) premium economy c) economy d) first class return_date=the 13th passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc.
State: [state] origin=nyc destination=none airlines=none departure_date=later today seating_class=none return_date=none 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=b of possible values a) southwest airlines b) delta airlines c) alaska airlines d) united airlines e) british airways f) air france g) american airlines h) air canada destination=sf departure_date=9th of this month passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin=seattle seating_class=c of possible values a) first class b) business c) economy d) premium economy return_date=the 13th [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th.
State: [state] airlines=none destination=vancouver, bc departure_date=later today passengers=none origin=nyc seating_class=none return_date=the 13th

[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) american airlines b) southwest airlines c) alaska airlines d) delta airlines e) air france f) british airways g) air canada h) united airlines seating_class=a of possible values a) economy b) premium economy c) first class d) business destination=sf origin=seattle passengers=c of possible values a) 3 b) 4 c) 1 d) 2 departure_date=9th of this month return_date=the 13th [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th. [system] i found 2 flights with delta airlines leaving at 7:30 am and the returning flight takes off at 3:20 am. it will run you $338. [user] anything else?
State: [state] airlines=none seating_class=none destination=vancouver, bc origin=nyc passengers=none departure_date=later today return_date=the 13th

[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=b of possible values a) air canada b) delta airlines c) british airways d) united airlines e) air france f) alaska airlines g) american airlines h) southwest airlines seating_class=b of possible values a) first class b) economy c) premium economy d) business passengers=b of possible values a) 2 b) 1 c) 4 d) 3 departure_date=9th of this month return_date=the 13th origin=seattle [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th. [system] i found 2 flights with delta airlines leaving at 7:30 am and the returning flight takes off at 3:20 am. it will run you $338. [user] anything else? [system] what about united airlines, the flight takes off at 8:20 am and the returning flight takes off at 3:15 am. the ticket costs $325. [user] how many stops does the flight have and which airport will we be flying out from?
State: [state] destination=vancouver, bc airlines=none seating_class=none passengers=none departure_date=later today return_date=the 13th origin=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] destination=sf seating_class=c of possible values a) first class b) business c) economy d) premium economy airlines=c of possible values a) air france b) american airlines c) delta airlines d) alaska airlines e) united airlines f) southwest airlines g) air canada h) british airways origin=seattle passengers=c of possible values a) 4 b) 3 c) 1 d) 2 departure_date=9th of this month return_date=the 13th [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th. [system] i found 2 flights with delta airlines leaving at 7:30 am and the returning flight takes off at 3:20 am. it will run you $338. [user] anything else? [system] what about united airlines, the flight takes off at 8:20 am and the returning flight takes off at 3:15 am. the ticket costs $325. [user] how many stops does the flight have and which airport will we be flying out from? [system] the flight has 1 stop and you will be taking off from jfk international airport. [user] i want 1 ticket for a one way flight.
State: [state] destination=vancouver, bc seating_class=none airlines=e origin=nyc passengers=c departure_date=later today return_date=the 13th

[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 airlines=g of possible values a) united airlines b) air france c) air canada d) southwest airlines e) american airlines f) alaska airlines g) delta airlines h) british airways return_date=the 13th passengers=c of possible values a) 2 b) 4 c) 1 d) 3 seating_class=a of possible values a) economy b) premium economy c) first class d) business [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th. [system] i found 2 flights with delta airlines leaving at 7:30 am and the returning flight takes off at 3:20 am. it will run you $338. [user] anything else? [system] what about united airlines, the flight takes off at 8:20 am and the returning flight takes off at 3:15 am. the ticket costs $325. [user] how many stops does the flight have and which airport will we be flying out from? [system] the flight has 1 stop and you will be taking off from jfk international airport. [user] i want 1 ticket for a one way flight. [system] united airlines takes off at 12:10 pm and has 1 stop. the ticket will be $344. [user] cool
State: [state] departure_date=later today origin=nyc destination=vancouver, bc airlines=a return_date=the 13th passengers=c 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] return_date=the 13th seating_class=b of possible values a) business b) economy c) premium economy d) first class airlines=e of possible values a) alaska airlines b) southwest airlines c) british airways d) air canada e) delta airlines f) american airlines g) united airlines h) air france destination=sf passengers=b of possible values a) 4 b) 1 c) 3 d) 2 origin=seattle departure_date=9th of this month [context] [user] i would like to book a flight. [system] on what day, and what city would you like to depart from? [user] i would be leaving later today from nyc. [system] when are you planning to leave and when do you plan on returning? [user] i will be flying to vancouver, bc and returning on the 13th. [system] i found 2 flights with delta airlines leaving at 7:30 am and the returning flight takes off at 3:20 am. it will run you $338. [user] anything else? [system] what about united airlines, the flight takes off at 8:20 am and the returning flight takes off at 3:15 am. the ticket costs $325. [user] how many stops does the flight have and which airport will we be flying out from? [system] the flight has 1 stop and you will be taking off from jfk international airport. [user] i want 1 ticket for a one way flight. [system] united airlines takes off at 12:10 pm and has 1 stop. the ticket will be $344. [user] cool [system] anything else i can help with. [user] nope. thanks for your help.
State: [state] return_date=the 13th seating_class=none airlines=g destination=vancouver, bc passengers=b origin=nyc departure_date=later today