[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 origin=seattle seating_class=b of possible values a) first class b) economy c) business d) premium economy return_date=the 13th airlines=h of possible values a) british airways b) american airlines c) southwest airlines d) air canada e) alaska airlines f) united airlines g) air france h) delta airlines passengers=b of possible values a) 3 b) 1 c) 4 d) 2 [context] [user] i'm looking for a flight, which ones do you recommend?
State: [state] destination=none departure_date=none origin=none seating_class=none return_date=none airlines=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] airlines=e of possible values a) alaska airlines b) southwest airlines c) american airlines d) united airlines e) delta airlines f) air canada g) air france h) british airways passengers=d of possible values a) 2 b) 4 c) 3 d) 1 destination=sf origin=seattle departure_date=9th of this month return_date=the 13th seating_class=d of possible values a) premium economy b) first class c) business d) economy [context] [user] i'm looking for a flight, which ones do you recommend? [system] on which day do you intend to travel back? [user] look for me for the flights returning from paris on march 10th.
State: [state] airlines=none passengers=none destination=none origin=paris departure_date=none return_date=march 10th 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] passengers=d of possible values a) 2 b) 4 c) 3 d) 1 departure_date=9th of this month return_date=the 13th destination=sf airlines=e of possible values a) air france b) alaska airlines c) american airlines d) british airways e) delta airlines f) air canada g) united airlines h) southwest airlines origin=seattle seating_class=a of possible values a) economy b) first class c) premium economy d) business [context] [user] i'm looking for a flight, which ones do you recommend? [system] on which day do you intend to travel back? [user] look for me for the flights returning from paris on march 10th. [system] where are you traveling to, and on what date would you like to travel? [user] i plan to travel to los angeles on the 2nd.
State: [state] passengers=none departure_date=the 2nd return_date=march 10th destination=los angeles airlines=none origin=paris 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] seating_class=a of possible values a) economy b) first class c) business d) premium economy origin=seattle return_date=the 13th destination=sf departure_date=9th of this month airlines=d of possible values a) united airlines b) british airways c) american airlines d) delta airlines e) air canada f) alaska airlines g) southwest airlines h) air france passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i'm looking for a flight, which ones do you recommend? [system] on which day do you intend to travel back? [user] look for me for the flights returning from paris on march 10th. [system] where are you traveling to, and on what date would you like to travel? [user] i plan to travel to los angeles on the 2nd. [system] would you you be willing to travel with american airlines. the flight is expected to take off at 4:05 am. the return flight takes off at 9:40 am. the cost of the ticket is $368. [user] ok. thanks, that is all i need.
State: [state] seating_class=none origin=paris return_date=march 10th destination=los angeles departure_date=the 2nd airlines=c passengers=none