[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 seating_class=a of possible values a) economy b) premium economy c) first class d) business passengers=b of possible values a) 3 b) 1 c) 2 d) 4 airlines=f of possible values a) british airways b) air france c) air canada d) united airlines e) american airlines f) delta airlines g) alaska airlines h) southwest airlines origin=seattle destination=sf [context] [user] i need a round trip flight.
State: [state] departure_date=none return_date=none seating_class=none passengers=none airlines=none origin=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] destination=sf airlines=a of possible values a) delta airlines b) alaska airlines c) american airlines d) british airways e) united airlines f) air france g) air canada h) southwest airlines seating_class=c of possible values a) first class b) business c) economy d) premium economy origin=seattle passengers=c of possible values a) 4 b) 3 c) 1 d) 2 departure_date=9th of this month return_date=the 13th [context] [user] i need a round trip flight. [system] where are you looking to fly? [user] i'm flying to phoenix, az.
State: [state] destination=phoenix, az airlines=none seating_class=none origin=none passengers=none departure_date=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] passengers=a of possible values a) 1 b) 4 c) 3 d) 2 airlines=b of possible values a) air canada b) delta airlines c) british airways d) alaska airlines e) american airlines f) united airlines g) southwest airlines h) air france seating_class=d of possible values a) first class b) business c) premium economy d) economy destination=sf departure_date=9th of this month origin=seattle return_date=the 13th [context] [user] i need a round trip flight. [system] where are you looking to fly? [user] i'm flying to phoenix, az. [system] alright, where are you departing from and what are your travel dates? [user] i'm leaving from sf. i want to leave on the 3rd and come back on the 9th of march.
State: [state] passengers=none airlines=none seating_class=none destination=phoenix, az departure_date=the 3rd origin=sf return_date=9th 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] destination=sf seating_class=a of possible values a) economy b) premium economy c) first class d) business departure_date=9th of this month passengers=c of possible values a) 3 b) 4 c) 1 d) 2 origin=seattle return_date=the 13th airlines=h of possible values a) southwest airlines b) air france c) american airlines d) british airways e) alaska airlines f) united airlines g) air canada h) delta airlines [context] [user] i need a round trip flight. [system] where are you looking to fly? [user] i'm flying to phoenix, az. [system] alright, where are you departing from and what are your travel dates? [user] i'm leaving from sf. i want to leave on the 3rd and come back on the 9th of march. [system] i found 3 possible flights. there is a $131 delta airlines flight leaving 5:50 am with the return flight leaving at 11:55 am. [user] what else is there?
State: [state] destination=phoenix, az seating_class=none departure_date=the 3rd passengers=none origin=sf return_date=9th of march airlines=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=a of possible values a) delta airlines b) air canada c) alaska airlines d) american airlines e) united airlines f) british airways g) air france h) southwest airlines origin=seattle destination=sf seating_class=c of possible values a) first class b) business c) economy d) premium economy departure_date=9th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 return_date=the 13th [context] [user] i need a round trip flight. [system] where are you looking to fly? [user] i'm flying to phoenix, az. [system] alright, where are you departing from and what are your travel dates? [user] i'm leaving from sf. i want to leave on the 3rd and come back on the 9th of march. [system] i found 3 possible flights. there is a $131 delta airlines flight leaving 5:50 am with the return flight leaving at 11:55 am. [user] what else is there? [system] i also found a $131 southwest airlines fight that leaves at 11:10 pm with the return flight leaving at 6 am. [user] what else is there? i want an economy class ticket. what if i leave on the 6th?
State: [state] airlines=none origin=sf destination=phoenix, az seating_class=c departure_date=the 6th passengers=none return_date=9th 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=d of possible values a) united airlines b) british airways c) southwest airlines d) delta airlines e) air france f) american airlines g) alaska airlines h) air canada passengers=d of possible values a) 2 b) 3 c) 4 d) 1 seating_class=b of possible values a) first class b) economy c) premium economy d) business return_date=the 13th destination=sf origin=seattle departure_date=9th of this month [context] [user] i need a round trip flight. [system] where are you looking to fly? [user] i'm flying to phoenix, az. [system] alright, where are you departing from and what are your travel dates? [user] i'm leaving from sf. i want to leave on the 3rd and come back on the 9th of march. [system] i found 3 possible flights. there is a $131 delta airlines flight leaving 5:50 am with the return flight leaving at 11:55 am. [user] what else is there? [system] i also found a $131 southwest airlines fight that leaves at 11:10 pm with the return flight leaving at 6 am. [user] what else is there? i want an economy class ticket. what if i leave on the 6th? [system] i found 1 possible fight: a $130 united airlines flight leaving at 2:15 pm. the return flight leaves at 5:10 pm. [user] alright, thanks that's all i was looking for.
State: [state] airlines=a passengers=none seating_class=b return_date=9th of march destination=phoenix, az origin=sf departure_date=the 6th