[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 seating_class=a of possible values a) economy b) first class c) business d) premium economy passengers=c of possible values a) 2 b) 4 c) 1 d) 3 airlines=h of possible values a) british airways b) united airlines c) alaska airlines d) air canada e) air france f) southwest airlines g) american airlines h) delta airlines return_date=the 13th [context] [user] i need to find a one-way flight.
State: [state] departure_date=none destination=none origin=none seating_class=none passengers=none airlines=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] seating_class=d of possible values a) business b) first class c) premium economy d) economy airlines=h of possible values a) air canada b) united airlines c) british airways d) southwest airlines e) alaska airlines f) air france g) american airlines h) delta airlines origin=seattle return_date=the 13th passengers=d of possible values a) 2 b) 4 c) 3 d) 1 departure_date=9th of this month destination=sf [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago.
State: [state] seating_class=none airlines=none origin=none return_date=none passengers=none departure_date=none destination=chicago

[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) first class c) premium economy d) economy airlines=c of possible values a) air france b) british airways c) delta airlines d) united airlines e) american airlines f) southwest airlines g) air canada h) alaska airlines departure_date=9th of this month return_date=the 13th passengers=d of possible values a) 2 b) 4 c) 3 d) 1 destination=sf origin=seattle [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo.
State: [state] seating_class=none airlines=none departure_date=none return_date=none passengers=none destination=chicago 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] return_date=the 13th airlines=e of possible values a) alaska airlines b) united airlines c) air canada d) air france e) delta airlines f) southwest airlines g) british airways h) american airlines destination=sf seating_class=d of possible values a) business b) first class c) premium economy d) economy passengers=a of possible values a) 1 b) 2 c) 4 d) 3 origin=seattle departure_date=9th of this month [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo. [system] what date would you like to depart? [user] i want to leave on march 6th.
State: [state] return_date=none airlines=none destination=chicago seating_class=none passengers=none origin=sfo departure_date=march 6th

[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=b of possible values a) first class b) economy c) business d) premium economy destination=sf departure_date=9th of this month return_date=the 13th passengers=d of possible values a) 4 b) 3 c) 2 d) 1 airlines=g of possible values a) air canada b) united airlines c) british airways d) alaska airlines e) american airlines f) southwest airlines g) delta airlines h) air france [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo. [system] what date would you like to depart? [user] i want to leave on march 6th. [system] would you like to fly on an alaska airlines flight with 0 stops, leaving at 1:35 pm for $142? [user] no, please find another flight.
State: [state] origin=sfo seating_class=none destination=chicago departure_date=march 6th return_date=none passengers=none 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] departure_date=9th of this month airlines=f of possible values a) air canada b) alaska airlines c) united airlines d) air france e) british airways f) delta airlines g) southwest airlines h) american airlines seating_class=a of possible values a) economy b) business c) first class d) premium economy return_date=the 13th destination=sf passengers=d of possible values a) 3 b) 2 c) 4 d) 1 origin=seattle [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo. [system] what date would you like to depart? [user] i want to leave on march 6th. [system] would you like to fly on an alaska airlines flight with 0 stops, leaving at 1:35 pm for $142? [user] no, please find another flight. [system] would you like to fly on an american airlines flight with 1 stop, leaving at 4:25 pm for $257? [user] no, please find another flight.
State: [state] departure_date=march 6th airlines=none seating_class=none return_date=none destination=chicago passengers=none 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] passengers=c of possible values a) 4 b) 3 c) 1 d) 2 return_date=the 13th departure_date=9th of this month origin=seattle seating_class=a of possible values a) economy b) premium economy c) first class d) business destination=sf airlines=g of possible values a) air france b) american airlines c) united airlines d) british airways e) southwest airlines f) air canada g) delta airlines h) alaska airlines [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo. [system] what date would you like to depart? [user] i want to leave on march 6th. [system] would you like to fly on an alaska airlines flight with 0 stops, leaving at 1:35 pm for $142? [user] no, please find another flight. [system] would you like to fly on an american airlines flight with 1 stop, leaving at 4:25 pm for $257? [user] no, please find another flight. [system] would you like to fly on a delta airlines flight with 0 stops, leaving at 10:05 pm for $164? [user] okay.
State: [state] passengers=none return_date=none departure_date=march 6th origin=sfo seating_class=none destination=chicago airlines=g

[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 airlines=h of possible values a) british airways b) american airlines c) southwest airlines d) air canada e) united airlines f) air france g) alaska airlines h) delta airlines passengers=d of possible values a) 2 b) 3 c) 4 d) 1 return_date=the 13th departure_date=9th of this month seating_class=a of possible values a) economy b) business c) first class d) premium economy destination=sf [context] [user] i need to find a one-way flight. [system] where are you flying to? [user] i'm flying to chicago. [system] what city are you departing from? [user] i'm flying from sfo. [system] what date would you like to depart? [user] i want to leave on march 6th. [system] would you like to fly on an alaska airlines flight with 0 stops, leaving at 1:35 pm for $142? [user] no, please find another flight. [system] would you like to fly on an american airlines flight with 1 stop, leaving at 4:25 pm for $257? [user] no, please find another flight. [system] would you like to fly on a delta airlines flight with 0 stops, leaving at 10:05 pm for $164? [user] okay. [system] can i help you with anything else? [user] no, thank you.
State: [state] origin=sfo airlines=h passengers=none return_date=none departure_date=march 6th seating_class=none destination=chicago