[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 destination=sf origin=seattle return_date=the 13th seating_class=b of possible values a) premium economy b) economy c) first class d) business airlines=a of possible values a) delta airlines b) southwest airlines c) air france d) air canada e) british airways f) american airlines g) united airlines h) alaska airlines passengers=b of possible values a) 2 b) 1 c) 3 d) 4 [context] [user] i need a one way flight.
State: [state] departure_date=none destination=none origin=none return_date=none seating_class=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=d of possible values a) british airways b) air france c) southwest airlines d) delta airlines e) united airlines f) american airlines g) alaska airlines h) air canada origin=seattle seating_class=b of possible values a) first class b) economy c) business d) premium economy passengers=b of possible values a) 3 b) 1 c) 2 d) 4 return_date=the 13th destination=sf departure_date=9th of this month [context] [user] i need a one way flight. [system] from which city are you departing? [user] i will be leaving from sfo and i need a premium economy ticket to seattle, wa.
State: [state] airlines=none origin=sfo seating_class=d passengers=none return_date=none destination=seattle, wa departure_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=c of possible values a) 2 b) 3 c) 1 d) 4 return_date=the 13th departure_date=9th of this month destination=sf airlines=b of possible values a) alaska airlines b) delta airlines c) british airways d) american airlines e) southwest airlines f) air france g) air canada h) united airlines seating_class=c of possible values a) business b) first class c) economy d) premium economy origin=seattle [context] [user] i need a one way flight. [system] from which city are you departing? [user] i will be leaving from sfo and i need a premium economy ticket to seattle, wa. [system] which date will you be leaving? [user] friday next week please
State: [state] passengers=none return_date=none departure_date=friday next week destination=seattle, wa airlines=none seating_class=d origin=sfo

[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=d of possible values a) air france b) united airlines c) british airways d) delta airlines e) air canada f) alaska airlines g) southwest airlines h) american airlines return_date=the 13th origin=seattle departure_date=9th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 seating_class=b of possible values a) premium economy b) economy c) first class d) business [context] [user] i need a one way flight. [system] from which city are you departing? [user] i will be leaving from sfo and i need a premium economy ticket to seattle, wa. [system] which date will you be leaving? [user] friday next week please [system] would you like to use alaska airlines? it departs at 6:20 am and has 0 stops. the ticket is $208. [user] i need a round trip flight.
State: [state] destination=seattle, wa airlines=f return_date=none origin=sfo departure_date=friday next week passengers=none seating_class=a

[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) business b) premium economy c) first class d) economy destination=sf airlines=a of possible values a) delta airlines b) british airways c) united airlines d) southwest airlines e) alaska airlines f) air canada g) air france h) american airlines departure_date=9th of this month origin=seattle return_date=the 13th passengers=c of possible values a) 3 b) 4 c) 1 d) 2 [context] [user] i need a one way flight. [system] from which city are you departing? [user] i will be leaving from sfo and i need a premium economy ticket to seattle, wa. [system] which date will you be leaving? [user] friday next week please [system] would you like to use alaska airlines? it departs at 6:20 am and has 0 stops. the ticket is $208. [user] i need a round trip flight. [system] which day will you be returning? [user] on the 10th of march.
State: [state] seating_class=b destination=seattle, wa airlines=e departure_date=friday next week origin=sfo return_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] return_date=the 13th passengers=b of possible values a) 4 b) 1 c) 2 d) 3 departure_date=9th of this month origin=seattle seating_class=a of possible values a) economy b) first class c) premium economy d) business destination=sf airlines=d of possible values a) air canada b) british airways c) united airlines d) delta airlines e) air france f) alaska airlines g) southwest airlines h) american airlines [context] [user] i need a one way flight. [system] from which city are you departing? [user] i will be leaving from sfo and i need a premium economy ticket to seattle, wa. [system] which date will you be leaving? [user] friday next week please [system] would you like to use alaska airlines? it departs at 6:20 am and has 0 stops. the ticket is $208. [user] i need a round trip flight. [system] which day will you be returning? [user] on the 10th of march. [system] i found 1 flight on alaska airlines that departs at 6:20 am and returns at 12 pm. the ticket is $207. [user] thank you that is all.
State: [state] return_date=10th of march passengers=none departure_date=friday next week origin=sfo seating_class=c destination=seattle, wa airlines=f