[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 france b) air canada c) delta airlines d) british airways e) southwest airlines f) alaska airlines g) american airlines h) united airlines origin=seattle departure_date=9th of this month seating_class=d of possible values a) business b) premium economy c) first class d) economy destination=sf passengers=c of possible values a) 3 b) 4 c) 1 d) 2 return_date=the 13th [context] [user] i need help finding a round trip flight.
State: [state] airlines=none origin=none departure_date=none seating_class=none destination=none passengers=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] destination=sf return_date=the 13th origin=seattle airlines=c of possible values a) southwest airlines b) air canada c) delta airlines d) american airlines e) british airways f) alaska airlines g) air france h) united airlines seating_class=b of possible values a) premium economy b) economy c) business d) first class departure_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 3 d) 2 [context] [user] i need help finding a round trip flight. [system] all right. i can find that that for you. please let me know when you'd like to travel, your departure city, and the date of your return flight. [user] please find me economy class tickets from chicago. i'd like to leave on the 10th of march and return on the 14th of this month.
State: [state] destination=none return_date=14th of this month origin=chicago airlines=none seating_class=b departure_date=10th of march 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] destination=sf passengers=c of possible values a) 4 b) 2 c) 1 d) 3 seating_class=a of possible values a) economy b) business c) first class d) premium economy airlines=b of possible values a) british airways b) delta airlines c) american airlines d) air canada e) alaska airlines f) air france g) southwest airlines h) united airlines departure_date=9th of this month return_date=the 13th origin=seattle [context] [user] i need help finding a round trip flight. [system] all right. i can find that that for you. please let me know when you'd like to travel, your departure city, and the date of your return flight. [user] please find me economy class tickets from chicago. i'd like to leave on the 10th of march and return on the 14th of this month. [system] what's your destination? [user] i'll be travelling to seattle, wa.
State: [state] destination=seattle, wa passengers=none seating_class=a airlines=none departure_date=10th of march return_date=14th of this month origin=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] return_date=the 13th destination=sf departure_date=9th of this month airlines=d of possible values a) united airlines b) air france c) alaska airlines d) delta airlines e) british airways f) southwest airlines g) american airlines h) air canada seating_class=a of possible values a) economy b) premium economy c) business d) first class origin=seattle passengers=a of possible values a) 1 b) 4 c) 3 d) 2 [context] [user] i need help finding a round trip flight. [system] all right. i can find that that for you. please let me know when you'd like to travel, your departure city, and the date of your return flight. [user] please find me economy class tickets from chicago. i'd like to leave on the 10th of march and return on the 14th of this month. [system] what's your destination? [user] i'll be travelling to seattle, wa. [system] do you like flying with delta airlines? i've found a $181 ticket for a flight that departs at 9:15 am. the return flight takes off at 4:55 am. [user] all right. thank you. that will be all.
State: [state] return_date=14th of this month destination=seattle, wa departure_date=10th of march airlines=d seating_class=a origin=chicago passengers=none