[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) business c) premium economy d) first class return_date=the 13th departure_date=9th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 airlines=b of possible values a) british airways b) delta airlines c) air canada d) american airlines e) southwest airlines f) alaska airlines g) united airlines h) air france destination=sf [context] [user] can you find me an economy class ticket for a flight?
State: [state] origin=none seating_class=a return_date=none departure_date=none passengers=none airlines=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] departure_date=9th of this month return_date=the 13th destination=sf passengers=a of possible values a) 1 b) 3 c) 2 d) 4 seating_class=c of possible values a) first class b) business c) economy d) premium economy origin=seattle airlines=f of possible values a) american airlines b) air france c) british airways d) alaska airlines e) southwest airlines f) delta airlines g) united airlines h) air canada [context] [user] can you find me an economy class ticket for a flight? [system] sure. what date would you like to leave and come back and from which city would you like to depart. [user] i want to travel from los angeles tomorrow on alaska airlines. i will be returning on the 11th of this month.
State: [state] departure_date=tomorrow return_date=11th of this month destination=none passengers=none seating_class=c origin=los angeles airlines=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] destination=sf airlines=f of possible values a) american airlines b) british airways c) air france d) united airlines e) air canada f) delta airlines g) alaska airlines h) southwest airlines departure_date=9th of this month return_date=the 13th passengers=b of possible values a) 2 b) 1 c) 3 d) 4 origin=seattle seating_class=c of possible values a) first class b) premium economy c) economy d) business [context] [user] can you find me an economy class ticket for a flight? [system] sure. what date would you like to leave and come back and from which city would you like to depart. [user] i want to travel from los angeles tomorrow on alaska airlines. i will be returning on the 11th of this month. [system] where would you like to go? [user] i would like to fly to seattle.
State: [state] destination=seattle airlines=g departure_date=tomorrow return_date=11th of this month passengers=none origin=los angeles seating_class=c

[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 departure_date=9th of this month destination=sf seating_class=c of possible values a) premium economy b) first class c) economy d) business airlines=e of possible values a) united airlines b) american airlines c) british airways d) air canada e) delta airlines f) alaska airlines g) air france h) southwest airlines return_date=the 13th passengers=c of possible values a) 2 b) 3 c) 1 d) 4 [context] [user] can you find me an economy class ticket for a flight? [system] sure. what date would you like to leave and come back and from which city would you like to depart. [user] i want to travel from los angeles tomorrow on alaska airlines. i will be returning on the 11th of this month. [system] where would you like to go? [user] i would like to fly to seattle. [system] i found 1 flight for you on alaska airlines. the flight leaves at 7:10 pm and the return flight leaves at 3:45 pm. the ticket costs $168. [user] please find me a one way flight and i will need 3 tickets total.
State: [state] origin=los angeles departure_date=tomorrow destination=seattle seating_class=c airlines=f return_date=11th of this month passengers=b

[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) alaska airlines c) southwest airlines d) british airways e) air france f) air canada g) delta airlines h) united airlines destination=sf departure_date=9th of this month seating_class=c of possible values a) premium economy b) first class c) economy d) business passengers=c of possible values a) 2 b) 4 c) 1 d) 3 origin=seattle return_date=the 13th [context] [user] can you find me an economy class ticket for a flight? [system] sure. what date would you like to leave and come back and from which city would you like to depart. [user] i want to travel from los angeles tomorrow on alaska airlines. i will be returning on the 11th of this month. [system] where would you like to go? [user] i would like to fly to seattle. [system] i found 1 flight for you on alaska airlines. the flight leaves at 7:10 pm and the return flight leaves at 3:45 pm. the ticket costs $168. [user] please find me a one way flight and i will need 3 tickets total. [system] there is 1 flight for you on alaska airlines. this flight has 0 stops and leaves at 7:10 pm. the cost will be $155. [user] that sounds good.
State: [state] airlines=b destination=seattle departure_date=tomorrow seating_class=c passengers=d origin=los angeles return_date=11th 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] departure_date=9th of this month airlines=a of possible values a) delta airlines b) american airlines c) air france d) air canada e) alaska airlines f) southwest airlines g) united airlines h) british airways return_date=the 13th passengers=c of possible values a) 3 b) 4 c) 1 d) 2 destination=sf origin=seattle seating_class=a of possible values a) economy b) premium economy c) first class d) business [context] [user] can you find me an economy class ticket for a flight? [system] sure. what date would you like to leave and come back and from which city would you like to depart. [user] i want to travel from los angeles tomorrow on alaska airlines. i will be returning on the 11th of this month. [system] where would you like to go? [user] i would like to fly to seattle. [system] i found 1 flight for you on alaska airlines. the flight leaves at 7:10 pm and the return flight leaves at 3:45 pm. the ticket costs $168. [user] please find me a one way flight and i will need 3 tickets total. [system] there is 1 flight for you on alaska airlines. this flight has 0 stops and leaves at 7:10 pm. the cost will be $155. [user] that sounds good. [system] is there anything else i can help you with? [user] that is all. thank you so much.
State: [state] departure_date=tomorrow airlines=e return_date=11th of this month passengers=a destination=seattle origin=los angeles seating_class=a