[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=c of possible values a) 4 b) 3 c) 1 d) 2 airlines=d of possible values a) southwest airlines b) alaska airlines c) united airlines d) delta airlines e) british airways f) air france g) american airlines h) air canada origin=seattle destination=sf departure_date=9th of this month seating_class=d of possible values a) business b) premium economy c) first class d) economy return_date=the 13th [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets.
State: [state] passengers=a airlines=none origin=none destination=los angeles departure_date=none seating_class=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] departure_date=9th of this month origin=seattle passengers=a of possible values a) 1 b) 3 c) 4 d) 2 airlines=b of possible values a) air france b) delta airlines c) american airlines d) alaska airlines e) southwest airlines f) british airways g) air canada h) united airlines seating_class=c of possible values a) business b) premium economy c) economy d) first class return_date=the 13th destination=sf [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington.
State: [state] departure_date=today origin=washington passengers=c airlines=none seating_class=none return_date=none destination=los angeles

[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 departure_date=9th of this month airlines=e of possible values a) united airlines b) air france c) alaska airlines d) american airlines e) delta airlines f) southwest airlines g) air canada h) british airways seating_class=a of possible values a) economy b) first class c) premium economy d) business return_date=the 13th passengers=b of possible values a) 3 b) 1 c) 4 d) 2 origin=seattle [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week.
State: [state] destination=los angeles departure_date=today airlines=none seating_class=none return_date=wednesday next week passengers=c origin=washington

[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=a of possible values a) delta airlines b) united airlines c) southwest airlines d) american airlines e) air canada f) alaska airlines g) british airways h) air france passengers=a of possible values a) 1 b) 2 c) 4 d) 3 seating_class=a of possible values a) economy b) premium economy c) first class d) business return_date=the 13th origin=seattle departure_date=9th of this month [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land?
State: [state] destination=los angeles airlines=none passengers=c seating_class=none return_date=wednesday next week origin=washington departure_date=today

[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 passengers=c of possible values a) 4 b) 2 c) 1 d) 3 return_date=the 13th seating_class=d of possible values a) premium economy b) first class c) business d) economy departure_date=9th of this month destination=sf airlines=h of possible values a) air canada b) southwest airlines c) british airways d) alaska airlines e) united airlines f) air france g) american airlines h) delta airlines [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land? [system] the flight does have 1 stop and it arrives at 7:57 pm. [user] are there any other flights?
State: [state] origin=washington passengers=a return_date=wednesday next week seating_class=none departure_date=today destination=los angeles 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] origin=seattle airlines=b of possible values a) british airways b) delta airlines c) air canada d) southwest airlines e) air france f) united airlines g) alaska airlines h) american airlines return_date=the 13th passengers=c of possible values a) 3 b) 2 c) 1 d) 4 departure_date=9th of this month seating_class=a of possible values a) economy b) premium economy c) first class d) business destination=sf [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land? [system] the flight does have 1 stop and it arrives at 7:57 pm. [user] are there any other flights? [system] there is a delta airlines flight that leaves at 10 am with a returning flight that departs at 6:10 pm. the ticket is $203. [user] what about anything else?
State: [state] origin=washington airlines=none return_date=wednesday next week passengers=d departure_date=today seating_class=none destination=los angeles

[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) alaska airlines b) air canada c) american airlines d) delta airlines e) southwest airlines f) air france g) united airlines h) british airways origin=seattle passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=b of possible values a) business b) economy c) first class d) premium economy return_date=the 13th destination=sf departure_date=9th of this month [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land? [system] the flight does have 1 stop and it arrives at 7:57 pm. [user] are there any other flights? [system] there is a delta airlines flight that leaves at 10 am with a returning flight that departs at 6:10 pm. the ticket is $203. [user] what about anything else? [system] how about flying with southwest airlines? there is a departing flight that leaves at 2:50 pm with the returning flight leaving at 7:20 am. the ticket is $255. [user] okay, can you find any one way flights?
State: [state] airlines=e origin=washington passengers=b seating_class=none return_date=wednesday next week destination=los angeles departure_date=today

[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 departure_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 3 d) 2 origin=seattle airlines=e of possible values a) british airways b) alaska airlines c) southwest airlines d) american airlines e) delta airlines f) air canada g) air france h) united airlines return_date=the 13th seating_class=d of possible values a) premium economy b) first class c) business d) economy [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land? [system] the flight does have 1 stop and it arrives at 7:57 pm. [user] are there any other flights? [system] there is a delta airlines flight that leaves at 10 am with a returning flight that departs at 6:10 pm. the ticket is $203. [user] what about anything else? [system] how about flying with southwest airlines? there is a departing flight that leaves at 2:50 pm with the returning flight leaving at 7:20 am. the ticket is $255. [user] okay, can you find any one way flights? [system] i found 1 oneway flight with southwest airlines. the flight leaves at 2:50 pm and has 0 stops. the ticket is $193. [user] where does the flight take off from?
State: [state] destination=los angeles departure_date=today passengers=b origin=washington airlines=c return_date=wednesday next week 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 airlines=a of possible values a) delta airlines b) air canada c) british airways d) air france e) southwest airlines f) alaska airlines g) united airlines h) american airlines departure_date=9th of this month destination=sf origin=seattle seating_class=a of possible values a) economy b) first class c) business d) premium economy passengers=d of possible values a) 3 b) 2 c) 4 d) 1 [context] [user] i'm planning on going on a short trip to los angeles. can you help me find a flight? i need 4 tickets. [system] where do you want to leave from? [user] find any flights that leave today from washington. [system] when do you plan on returning? [user] i will be flying back on wednesday next week. [system] there's a flight with american airlines that leaves at 2:50 pm with a returning flight that departs at 2:10 pm. the price of the ticket is $284. [user] can you tell me if the flight has one stop? when does the plane land? [system] the flight does have 1 stop and it arrives at 7:57 pm. [user] are there any other flights? [system] there is a delta airlines flight that leaves at 10 am with a returning flight that departs at 6:10 pm. the ticket is $203. [user] what about anything else? [system] how about flying with southwest airlines? there is a departing flight that leaves at 2:50 pm with the returning flight leaving at 7:20 am. the ticket is $255. [user] okay, can you find any one way flights? [system] i found 1 oneway flight with southwest airlines. the flight leaves at 2:50 pm and has 0 stops. the ticket is $193. [user] where does the flight take off from? [system] it leaves from the dulles international airport. [user] great, thanks for all your help. i don't need anything else.
State: [state] return_date=wednesday next week airlines=e departure_date=today destination=los angeles origin=washington seating_class=none passengers=c