[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) 2 d) 4 destination=sf airlines=h of possible values a) alaska airlines b) air france c) american airlines d) united airlines e) british airways f) southwest airlines g) air canada h) delta airlines return_date=the 13th seating_class=c of possible values a) premium economy b) business c) economy d) first class [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march.
State: [state] departure_date=march 6th origin=none passengers=none destination=none airlines=none return_date=10th of march 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 destination=sf airlines=e of possible values a) american airlines b) southwest airlines c) british airways d) air canada e) delta airlines f) alaska airlines g) air france h) united airlines origin=seattle return_date=the 13th seating_class=b of possible values a) business b) economy c) first class d) premium economy passengers=b of possible values a) 3 b) 1 c) 2 d) 4 [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march. [system] where would you like to go? what city do you want to fly out of? [user] i'd like to fly out of seattle to ny on united airlines.
State: [state] departure_date=march 6th destination=ny airlines=h origin=seattle return_date=10th of march seating_class=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] origin=seattle airlines=g of possible values a) alaska airlines b) air france c) united airlines d) british airways e) southwest airlines f) air canada g) delta airlines h) american airlines seating_class=a of possible values a) economy b) business c) premium economy d) first class destination=sf passengers=b of possible values a) 2 b) 1 c) 4 d) 3 departure_date=9th of this month return_date=the 13th [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march. [system] where would you like to go? what city do you want to fly out of? [user] i'd like to fly out of seattle to ny on united airlines. [system] i found 1 flight with united airlines for $308. take off is at 10:10 am and return flight leaves at 5:10 am. [user] which airport will i land in and at what time?
State: [state] origin=seattle airlines=c seating_class=none destination=ny passengers=none departure_date=march 6th return_date=10th 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] departure_date=9th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 origin=seattle return_date=the 13th airlines=b of possible values a) american airlines b) delta airlines c) southwest airlines d) british airways e) air canada f) air france g) united airlines h) alaska airlines seating_class=a of possible values a) economy b) business c) first class d) premium economy destination=sf [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march. [system] where would you like to go? what city do you want to fly out of? [user] i'd like to fly out of seattle to ny on united airlines. [system] i found 1 flight with united airlines for $308. take off is at 10:10 am and return flight leaves at 5:10 am. [user] which airport will i land in and at what time? [system] you will arrive at 11:20 pm at jfk international airport. [user] ok, i'd like a one way flight.
State: [state] departure_date=march 6th passengers=none origin=seattle return_date=10th of march airlines=g seating_class=none destination=ny

[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 return_date=the 13th seating_class=b of possible values a) first class b) economy c) premium economy d) business passengers=b of possible values a) 3 b) 1 c) 2 d) 4 origin=seattle airlines=b of possible values a) british airways b) delta airlines c) southwest airlines d) air france e) air canada f) alaska airlines g) american airlines h) united airlines [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march. [system] where would you like to go? what city do you want to fly out of? [user] i'd like to fly out of seattle to ny on united airlines. [system] i found 1 flight with united airlines for $308. take off is at 10:10 am and return flight leaves at 5:10 am. [user] which airport will i land in and at what time? [system] you will arrive at 11:20 pm at jfk international airport. [user] ok, i'd like a one way flight. [system] i found 1 flight for you with united airlines for $326. take off is at 10:10 am with 1 stop. [user] ok.
State: [state] destination=ny departure_date=march 6th return_date=10th of march seating_class=none passengers=none origin=seattle 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] destination=sf origin=seattle departure_date=9th of this month seating_class=b of possible values a) first class b) economy c) premium economy d) business passengers=a of possible values a) 1 b) 2 c) 4 d) 3 airlines=h of possible values a) air canada b) alaska airlines c) american airlines d) british airways e) united airlines f) southwest airlines g) air france h) delta airlines return_date=the 13th [context] [user] i'm looking for a round trip flight for visiting family. i want to leave on march 6th and come back on the 10th of march. [system] where would you like to go? what city do you want to fly out of? [user] i'd like to fly out of seattle to ny on united airlines. [system] i found 1 flight with united airlines for $308. take off is at 10:10 am and return flight leaves at 5:10 am. [user] which airport will i land in and at what time? [system] you will arrive at 11:20 pm at jfk international airport. [user] ok, i'd like a one way flight. [system] i found 1 flight for you with united airlines for $326. take off is at 10:10 am with 1 stop. [user] ok. [system] is there anything else i can help with? [user] no, thank you.
State: [state] destination=ny origin=seattle departure_date=march 6th seating_class=none passengers=none airlines=e return_date=10th of march