[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) premium economy c) business d) economy origin=seattle passengers=d of possible values a) 4 b) 2 c) 3 d) 1 destination=sf return_date=the 13th departure_date=9th of this month airlines=h of possible values a) air france b) air canada c) british airways d) american airlines e) southwest airlines f) united airlines g) alaska airlines h) delta airlines [context] [user] i'm looking for a flight.
State: [state] seating_class=none origin=none passengers=none destination=none return_date=none departure_date=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] destination=sf return_date=the 13th origin=seattle airlines=e of possible values a) southwest airlines b) british airways c) american airlines d) alaska airlines e) delta airlines f) air france g) united airlines h) air canada departure_date=9th of this month seating_class=b of possible values a) first class b) economy c) premium economy d) business passengers=c of possible values a) 4 b) 3 c) 1 d) 2 [context] [user] i'm looking for a flight. [system] where do you want to go? [user] i want to fly to phoenix.
State: [state] destination=phoenix return_date=none origin=none airlines=none departure_date=none seating_class=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] origin=seattle destination=sf departure_date=9th of this month passengers=c of possible values a) 2 b) 3 c) 1 d) 4 return_date=the 13th seating_class=c of possible values a) business b) first class c) economy d) premium economy airlines=h of possible values a) british airways b) american airlines c) air canada d) southwest airlines e) air france f) alaska airlines g) united airlines h) delta airlines [context] [user] i'm looking for a flight. [system] where do you want to go? [user] i want to fly to phoenix. [system] what day would you like to return? [user] i want to return the 12th.
State: [state] origin=none destination=phoenix departure_date=none passengers=none return_date=the 12th seating_class=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] passengers=d of possible values a) 3 b) 4 c) 2 d) 1 destination=sf airlines=a of possible values a) delta airlines b) air france c) united airlines d) american airlines e) alaska airlines f) air canada g) british airways h) southwest airlines seating_class=a of possible values a) economy b) business c) premium economy d) first class origin=seattle return_date=the 13th departure_date=9th of this month [context] [user] i'm looking for a flight. [system] where do you want to go? [user] i want to fly to phoenix. [system] what day would you like to return? [user] i want to return the 12th. [system] what date would you like to leave and from what airport? [user] look at flights from seattle, wa for monday next week.
State: [state] passengers=none destination=phoenix airlines=none seating_class=none origin=seattle, wa return_date=the 12th departure_date=monday next week

[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 departure_date=9th of this month passengers=d of possible values a) 4 b) 3 c) 2 d) 1 destination=sf origin=seattle seating_class=d of possible values a) premium economy b) first class c) business d) economy airlines=h of possible values a) air canada b) air france c) american airlines d) alaska airlines e) united airlines f) southwest airlines g) british airways h) delta airlines [context] [user] i'm looking for a flight. [system] where do you want to go? [user] i want to fly to phoenix. [system] what day would you like to return? [user] i want to return the 12th. [system] what date would you like to leave and from what airport? [user] look at flights from seattle, wa for monday next week. [system] would you like to fly on american airlines, leaving at 8:15 am? the returning flight will depart at 8:40 am and the ticket is $244. [user] can you find something else? i want 4 tickets, and i want to take united airlines.
State: [state] return_date=the 12th departure_date=monday next week passengers=a destination=phoenix origin=seattle, wa seating_class=none airlines=e

[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 passengers=c of possible values a) 2 b) 3 c) 1 d) 4 airlines=h of possible values a) alaska airlines b) air canada c) southwest airlines d) british airways e) air france f) american airlines g) united airlines h) delta airlines departure_date=9th of this month seating_class=b of possible values a) first class b) economy c) business d) premium economy destination=sf return_date=the 13th [context] [user] i'm looking for a flight. [system] where do you want to go? [user] i want to fly to phoenix. [system] what day would you like to return? [user] i want to return the 12th. [system] what date would you like to leave and from what airport? [user] look at flights from seattle, wa for monday next week. [system] would you like to fly on american airlines, leaving at 8:15 am? the returning flight will depart at 8:40 am and the ticket is $244. [user] can you find something else? i want 4 tickets, and i want to take united airlines. [system] i found 1 flight for you with united airlines. it takes off at 5:30 am, and the return flight leaves at 6:10 pm. the ticket is $218. [user] great thanks, that's all.
State: [state] origin=seattle, wa passengers=d airlines=g departure_date=monday next week seating_class=none destination=phoenix return_date=the 12th