[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=b of possible values a) 4 b) 1 c) 2 d) 3 departure_date=9th of this month airlines=d of possible values a) southwest airlines b) united airlines c) alaska airlines d) delta airlines e) british airways f) air france g) american airlines h) air canada seating_class=d of possible values a) premium economy b) business c) first class d) economy return_date=the 13th destination=sf origin=seattle [context] [user] i want a one way flight to discover.
State: [state] passengers=none departure_date=none airlines=none seating_class=none return_date=none destination=none origin=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=g of possible values a) air france b) air canada c) british airways d) american airlines e) alaska airlines f) southwest airlines g) delta airlines h) united airlines seating_class=b of possible values a) business b) economy c) premium economy d) first class passengers=c of possible values a) 2 b) 4 c) 1 d) 3 return_date=the 13th departure_date=9th of this month origin=seattle [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco.
State: [state] destination=san francisco airlines=none seating_class=none passengers=none return_date=none departure_date=none origin=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) british airways c) united airlines d) air canada e) southwest airlines f) air france g) american airlines h) alaska airlines departure_date=9th of this month passengers=c of possible values a) 4 b) 2 c) 1 d) 3 return_date=the 13th seating_class=c of possible values a) premium economy b) first class c) economy d) business origin=seattle destination=sf [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights.
State: [state] airlines=none departure_date=none passengers=none return_date=none seating_class=none origin=phoenix destination=san francisco

[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) 3 c) 4 d) 2 airlines=a of possible values a) delta airlines b) air canada c) british airways d) american airlines e) alaska airlines f) southwest airlines g) air france h) united airlines origin=seattle destination=sf 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 [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights. [system] what date do you want to travel? [user] i want to begin my journey on 14th of this month.
State: [state] passengers=none airlines=none origin=phoenix destination=san francisco return_date=none departure_date=14th of this month seating_class=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=c of possible values a) united airlines b) southwest airlines c) delta airlines d) british airways e) air france f) alaska airlines g) american airlines h) air canada seating_class=a of possible values a) economy b) premium economy c) first class d) business passengers=d of possible values a) 2 b) 3 c) 4 d) 1 origin=seattle departure_date=9th of this month destination=sf return_date=the 13th [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights. [system] what date do you want to travel? [user] i want to begin my journey on 14th of this month. [system] i discovered for you 4 flights. you want to fly with american airlines. the plane is starting at 6:15 am. there are 0 stops for the flight. the ticket costs $133 [user] something else to find me. on the 10th, i want to begin my journey.
State: [state] airlines=none seating_class=none passengers=none origin=phoenix departure_date=the 10th destination=san francisco 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] destination=sf return_date=the 13th airlines=h of possible values a) alaska airlines b) american airlines c) air france d) united airlines e) air canada f) southwest airlines g) british airways h) delta airlines origin=seattle passengers=b of possible values a) 4 b) 1 c) 2 d) 3 departure_date=9th of this month seating_class=c of possible values a) premium economy b) first class c) economy d) business [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights. [system] what date do you want to travel? [user] i want to begin my journey on 14th of this month. [system] i discovered for you 4 flights. you want to fly with american airlines. the plane is starting at 6:15 am. there are 0 stops for the flight. the ticket costs $133 [user] something else to find me. on the 10th, i want to begin my journey. [system] i've discovered 3 flights for you. want to fly with delta airlines. the flight will start at 11:55 am. there are 0 stops on the flight. the ticket is $130 [user] something else to find me.
State: [state] destination=san francisco return_date=none airlines=none origin=phoenix passengers=none departure_date=the 10th seating_class=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 departure_date=9th of this month airlines=b of possible values a) american airlines b) delta airlines c) alaska airlines d) air canada e) southwest airlines f) air france g) united airlines h) british airways return_date=the 13th passengers=a of possible values a) 1 b) 3 c) 2 d) 4 destination=sf seating_class=d of possible values a) premium economy b) business c) first class d) economy [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights. [system] what date do you want to travel? [user] i want to begin my journey on 14th of this month. [system] i discovered for you 4 flights. you want to fly with american airlines. the plane is starting at 6:15 am. there are 0 stops for the flight. the ticket costs $133 [user] something else to find me. on the 10th, i want to begin my journey. [system] i've discovered 3 flights for you. want to fly with delta airlines. the flight will start at 11:55 am. there are 0 stops on the flight. the ticket is $130 [user] something else to find me. [system] want to fly with southwest airlines. the plane will start at 7:15 pm. there are 0 stops for the flight. the ticket costs $99 [user] ok
State: [state] origin=phoenix departure_date=the 10th airlines=e return_date=none passengers=none destination=san francisco seating_class=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 destination=sf airlines=f of possible values a) american airlines b) british airways c) united airlines d) southwest airlines e) air canada f) delta airlines g) air france h) alaska airlines passengers=a of possible values a) 1 b) 2 c) 3 d) 4 seating_class=b of possible values a) premium economy b) economy c) business d) first class origin=seattle departure_date=9th of this month [context] [user] i want a one way flight to discover. [system] where do you intend to go? [user] i fly to san francisco. [system] which town would you like to leave? [user] search for phoenix flights. [system] what date do you want to travel? [user] i want to begin my journey on 14th of this month. [system] i discovered for you 4 flights. you want to fly with american airlines. the plane is starting at 6:15 am. there are 0 stops for the flight. the ticket costs $133 [user] something else to find me. on the 10th, i want to begin my journey. [system] i've discovered 3 flights for you. want to fly with delta airlines. the flight will start at 11:55 am. there are 0 stops on the flight. the ticket is $130 [user] something else to find me. [system] want to fly with southwest airlines. the plane will start at 7:15 pm. there are 0 stops for the flight. the ticket costs $99 [user] ok [system] with something else, can i assist you? [user] no. thank you very much for your assistance.
State: [state] return_date=none destination=san francisco airlines=d passengers=none seating_class=none origin=phoenix departure_date=the 10th