[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 return_date=the 13th destination=sf airlines=d of possible values a) air france b) air canada c) alaska airlines d) delta airlines e) american airlines f) british airways g) united airlines h) southwest airlines seating_class=d of possible values a) premium economy b) business c) first class d) economy origin=seattle departure_date=9th of this month [context] [user] i would like to fly one way to phoenix, az with delta airlines.
State: [state] passengers=none return_date=none destination=phoenix, az airlines=d seating_class=none origin=none departure_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 seating_class=a of possible values a) economy b) first class c) business d) premium economy destination=sf passengers=d of possible values a) 4 b) 3 c) 2 d) 1 airlines=g of possible values a) united airlines b) alaska airlines c) air france d) american airlines e) air canada f) southwest airlines g) delta airlines h) british airways return_date=the 13th departure_date=9th of this month [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la.
State: [state] origin=la seating_class=none destination=phoenix, az passengers=none airlines=g return_date=none departure_date=5th of march

[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 seating_class=c of possible values a) first class b) business c) economy d) premium economy airlines=f of possible values a) british airways b) alaska airlines c) united airlines d) air france e) southwest airlines f) delta airlines g) air canada h) american airlines return_date=the 13th origin=seattle destination=sf departure_date=9th of this month [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport?
State: [state] passengers=none seating_class=none airlines=f return_date=none origin=la destination=phoenix, az departure_date=5th of march

[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) first class c) economy d) premium economy return_date=the 13th departure_date=9th of this month airlines=d of possible values a) southwest airlines b) air france c) american airlines d) delta airlines e) united airlines f) alaska airlines g) air canada h) british airways destination=sf origin=seattle passengers=a of possible values a) 1 b) 3 c) 2 d) 4 [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport? [system] no, 1 passenger from lax international airport. [user] i would like a round trip, 4 tickets for economy class.
State: [state] seating_class=c return_date=none departure_date=5th of march airlines=d destination=phoenix, az origin=la passengers=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] departure_date=9th of this month origin=seattle return_date=the 13th destination=sf passengers=a of possible values a) 1 b) 4 c) 2 d) 3 seating_class=c of possible values a) premium economy b) first class c) economy d) business airlines=g of possible values a) british airways b) air france c) air canada d) southwest airlines e) alaska airlines f) united airlines g) delta airlines h) american airlines [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport? [system] no, 1 passenger from lax international airport. [user] i would like a round trip, 4 tickets for economy class. [system] when would you like the return flight? [user] on march 7th please.
State: [state] departure_date=5th of march origin=la return_date=march 7th destination=phoenix, az passengers=b seating_class=c airlines=g

[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=a of possible values a) delta airlines b) southwest airlines c) british airways d) alaska airlines e) air france f) united airlines g) air canada h) american airlines departure_date=9th of this month passengers=c of possible values a) 3 b) 2 c) 1 d) 4 seating_class=d of possible values a) first class b) premium economy c) business d) economy origin=seattle return_date=the 13th destination=sf [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport? [system] no, 1 passenger from lax international airport. [user] i would like a round trip, 4 tickets for economy class. [system] when would you like the return flight? [user] on march 7th please. [system] would you like to return with delta airlines at 3:05 pm and the return is 12:15 pm the ticket is $169 [user] which airport does the flight leave from?
State: [state] airlines=a departure_date=5th of march passengers=d seating_class=d origin=la return_date=march 7th destination=phoenix, az

[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 return_date=the 13th destination=sf departure_date=9th of this month passengers=a of possible values a) 1 b) 3 c) 4 d) 2 origin=seattle airlines=h of possible values a) american airlines b) alaska airlines c) united airlines d) air canada e) british airways f) southwest airlines g) air france h) delta airlines [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport? [system] no, 1 passenger from lax international airport. [user] i would like a round trip, 4 tickets for economy class. [system] when would you like the return flight? [user] on march 7th please. [system] would you like to return with delta airlines at 3:05 pm and the return is 12:15 pm the ticket is $169 [user] which airport does the flight leave from? [system] it leaves from lax international airport [user] ok thank you for the information.
State: [state] seating_class=c return_date=march 7th destination=phoenix, az departure_date=5th of march passengers=c origin=la airlines=h

[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=c of possible values a) air canada b) united airlines c) delta airlines d) southwest airlines e) british airways f) american airlines g) air france h) alaska airlines destination=sf return_date=the 13th departure_date=9th of this month passengers=a of possible values a) 1 b) 2 c) 3 d) 4 origin=seattle seating_class=a of possible values a) economy b) premium economy c) first class d) business [context] [user] i would like to fly one way to phoenix, az with delta airlines. [system] in which city are you departing from and when are you traveling? [user] the 5th of march from la. [system] there is 1 flight with delta airlines that leaves at 10:50 pm and has 0 stop. the cost is $90. [user] is this for 4 passengers? at which airport? [system] no, 1 passenger from lax international airport. [user] i would like a round trip, 4 tickets for economy class. [system] when would you like the return flight? [user] on march 7th please. [system] would you like to return with delta airlines at 3:05 pm and the return is 12:15 pm the ticket is $169 [user] which airport does the flight leave from? [system] it leaves from lax international airport [user] ok thank you for the information. [system] can i help you with something else? [user] no, that is all!
State: [state] airlines=c destination=phoenix, az return_date=march 7th departure_date=5th of march passengers=d origin=la seating_class=a