[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 return_date=the 13th passengers=d of possible values a) 3 b) 2 c) 4 d) 1 seating_class=c of possible values a) business b) first class c) economy d) premium economy departure_date=9th of this month origin=seattle airlines=g of possible values a) southwest airlines b) british airways c) united airlines d) american airlines e) alaska airlines f) air canada g) delta airlines h) air france [context] [user] i'm planning a trip, can you find me a one way economy flight?
State: [state] destination=none return_date=none passengers=none seating_class=c departure_date=none origin=none airlines=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 airlines=g of possible values a) united airlines b) southwest airlines c) american airlines d) air france e) british airways f) air canada g) delta airlines h) alaska airlines origin=seattle seating_class=a of possible values a) economy b) business c) premium economy d) first class departure_date=9th of this month passengers=c of possible values a) 3 b) 2 c) 1 d) 4 destination=sf [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month
State: [state] return_date=none airlines=none origin=toronto seating_class=a departure_date=7th of this month passengers=none destination=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) american airlines b) southwest airlines c) british airways d) united airlines e) air france f) alaska airlines g) delta airlines h) air canada seating_class=c of possible values a) premium economy b) business c) economy d) first class passengers=a of possible values a) 1 b) 3 c) 4 d) 2 return_date=the 13th departure_date=9th of this month destination=sf origin=seattle [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago
State: [state] airlines=none seating_class=c passengers=none return_date=none departure_date=7th of this month destination=chicago origin=toronto

[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=a of possible values a) 1 b) 4 c) 2 d) 3 airlines=c of possible values a) united airlines b) american airlines c) delta airlines d) southwest airlines e) air canada f) british airways g) alaska airlines h) air france destination=sf departure_date=9th of this month origin=seattle seating_class=d of possible values a) business b) premium economy c) first class d) economy [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know?
State: [state] return_date=none passengers=none airlines=none destination=chicago departure_date=7th of this month origin=toronto seating_class=d

[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=c of possible values a) 2 b) 4 c) 1 d) 3 seating_class=b of possible values a) premium economy b) economy c) business d) first class origin=seattle destination=sf departure_date=9th of this month airlines=c of possible values a) united airlines b) american airlines c) delta airlines d) southwest airlines e) air france f) alaska airlines g) british airways h) air canada [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know? [system] no, it's not [user] can you see if there's anything else?
State: [state] return_date=none passengers=none seating_class=b origin=toronto destination=chicago departure_date=7th of this month airlines=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 passengers=a of possible values a) 1 b) 3 c) 4 d) 2 origin=seattle destination=sf return_date=the 13th seating_class=c of possible values a) first class b) business c) economy d) premium economy airlines=f of possible values a) air canada b) united airlines c) air france d) southwest airlines e) american airlines f) delta airlines g) alaska airlines h) british airways [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know? [system] no, it's not [user] can you see if there's anything else? [system] sure, what about american airlines? there's a flight for $113, it leaves at 10:05 am and has 0 stops [user] is that for four passengers? and where does it land?
State: [state] departure_date=7th of this month passengers=none origin=toronto destination=chicago return_date=none seating_class=c airlines=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=b of possible values a) 2 b) 1 c) 4 d) 3 airlines=c of possible values a) alaska airlines b) southwest airlines c) delta airlines d) air france e) air canada f) american airlines g) united airlines h) british airways return_date=the 13th origin=seattle seating_class=c of possible values a) premium economy b) business c) economy d) first class departure_date=9th of this month destination=sf [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know? [system] no, it's not [user] can you see if there's anything else? [system] sure, what about american airlines? there's a flight for $113, it leaves at 10:05 am and has 0 stops [user] is that for four passengers? and where does it land? [system] no, that's for 1 passenger. it lands at o'hare international airport [user] okay, i'm going to need return tickets
State: [state] passengers=none airlines=f return_date=none origin=toronto seating_class=c departure_date=7th of this month destination=chicago

[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=a of possible values a) 1 b) 4 c) 2 d) 3 seating_class=d of possible values a) business b) first class c) premium economy d) economy airlines=e of possible values a) air canada b) british airways c) alaska airlines d) united airlines e) delta airlines f) air france g) american airlines h) southwest airlines origin=seattle destination=sf return_date=the 13th departure_date=9th of this month [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know? [system] no, it's not [user] can you see if there's anything else? [system] sure, what about american airlines? there's a flight for $113, it leaves at 10:05 am and has 0 stops [user] is that for four passengers? and where does it land? [system] no, that's for 1 passenger. it lands at o'hare international airport [user] okay, i'm going to need return tickets [system] i can do that for you, when are you coming back? [user] on the 9th of march
State: [state] passengers=none seating_class=d airlines=g origin=toronto destination=chicago return_date=9th of march departure_date=7th 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] destination=sf seating_class=a of possible values a) economy b) first class c) business d) premium economy passengers=d of possible values a) 2 b) 4 c) 3 d) 1 return_date=the 13th origin=seattle airlines=f of possible values a) air france b) british airways c) united airlines d) southwest airlines e) alaska airlines f) delta airlines g) air canada h) american airlines departure_date=9th of this month [context] [user] i'm planning a trip, can you find me a one way economy flight? [system] sure, where and when are you planning to leave from? [user] i want to fly out from toronto on the 7th of this month [system] okay, and where do you want to fly to? [user] chicago [system] okay, i've found 3 flights. do you like air canada? because i've found a flight for $103, it leaves at 4:40 pm and has 0 stops [user] is it a redeye flight do you know? [system] no, it's not [user] can you see if there's anything else? [system] sure, what about american airlines? there's a flight for $113, it leaves at 10:05 am and has 0 stops [user] is that for four passengers? and where does it land? [system] no, that's for 1 passenger. it lands at o'hare international airport [user] okay, i'm going to need return tickets [system] i can do that for you, when are you coming back? [user] on the 9th of march [system] okay, i've found 1 with american airlines for $115. it leaves at 10:05 am and returns at 4:20 pm. [user] ok, thanks. i don't need anything else.
State: [state] destination=chicago seating_class=a passengers=none return_date=9th of march origin=toronto airlines=h departure_date=7th of this month