[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 airlines=e of possible values a) british airways b) southwest airlines c) alaska airlines d) united airlines e) delta airlines f) air france g) american airlines h) air canada origin=seattle passengers=c of possible values a) 3 b) 2 c) 1 d) 4 departure_date=9th of this month seating_class=b of possible values a) premium economy b) economy c) business d) first class destination=sf [context] [user] i need a one way flight to lax on any airline.
State: [state] return_date=none airlines=dontcare origin=none passengers=none departure_date=none seating_class=none destination=lax

[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=d of possible values a) first class b) business c) premium economy d) economy departure_date=9th of this month return_date=the 13th destination=sf airlines=a of possible values a) delta airlines b) air canada c) american airlines d) alaska airlines e) british airways f) air france g) southwest airlines h) united airlines passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin=seattle [context] [user] i need a one way flight to lax on any airline. [system] what city are you departing from? what date would you like to travel? [user] i'd like to fly from atlanta, ga on 12th of march for economy tickets.
State: [state] seating_class=d departure_date=12th of march return_date=none destination=lax airlines=dontcare passengers=none origin=atlanta, ga

[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=a of possible values a) delta airlines b) united airlines c) alaska airlines d) american airlines e) air france f) southwest airlines g) air canada h) british airways origin=seattle return_date=the 13th seating_class=a of possible values a) economy b) first class c) business d) premium economy passengers=c of possible values a) 3 b) 2 c) 1 d) 4 departure_date=9th of this month [context] [user] i need a one way flight to lax on any airline. [system] what city are you departing from? what date would you like to travel? [user] i'd like to fly from atlanta, ga on 12th of march for economy tickets. [system] i found a flight with american airlines. the flight takes off at 2:30 pm and has 0 stops. it will cost $149. is that okay? [user] no, find me something else. how about a flight for three tickets to vancouver, bc.
State: [state] destination=vancouver, bc airlines=dontcare origin=atlanta, ga return_date=none seating_class=a passengers=a departure_date=12th 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] airlines=a of possible values a) delta airlines b) air france c) british airways d) air canada e) alaska airlines f) southwest airlines g) united airlines h) american airlines passengers=c of possible values a) 2 b) 3 c) 1 d) 4 return_date=the 13th seating_class=b of possible values a) premium economy b) economy c) first class d) business origin=seattle destination=sf departure_date=9th of this month [context] [user] i need a one way flight to lax on any airline. [system] what city are you departing from? what date would you like to travel? [user] i'd like to fly from atlanta, ga on 12th of march for economy tickets. [system] i found a flight with american airlines. the flight takes off at 2:30 pm and has 0 stops. it will cost $149. is that okay? [user] no, find me something else. how about a flight for three tickets to vancouver, bc. [system] i found 3 tickets from delta airlines. the flight would take off at 3:20 pm with 0 stops. each ticket costs $196. would you like to purchase these tickets? [user] yes.
State: [state] airlines=a passengers=b return_date=none seating_class=b origin=atlanta, ga destination=vancouver, bc departure_date=12th 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] origin=seattle return_date=the 13th departure_date=9th of this month seating_class=d of possible values a) premium economy b) business c) first class d) economy airlines=h of possible values a) british airways b) air canada c) alaska airlines d) american airlines e) united airlines f) air france g) southwest airlines h) delta airlines passengers=a of possible values a) 1 b) 4 c) 2 d) 3 destination=sf [context] [user] i need a one way flight to lax on any airline. [system] what city are you departing from? what date would you like to travel? [user] i'd like to fly from atlanta, ga on 12th of march for economy tickets. [system] i found a flight with american airlines. the flight takes off at 2:30 pm and has 0 stops. it will cost $149. is that okay? [user] no, find me something else. how about a flight for three tickets to vancouver, bc. [system] i found 3 tickets from delta airlines. the flight would take off at 3:20 pm with 0 stops. each ticket costs $196. would you like to purchase these tickets? [user] yes. [system] is there anything else i can do for you? [user] nope, that's it.
State: [state] origin=atlanta, ga return_date=none departure_date=12th of march seating_class=d airlines=h passengers=d destination=vancouver, bc