[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 airlines=b of possible values a) british airways b) delta airlines c) american airlines d) air canada e) alaska airlines f) southwest airlines g) air france h) united airlines seating_class=a of possible values a) economy b) first class c) business d) premium economy destination=sf passengers=a of possible values a) 1 b) 2 c) 3 d) 4 origin=seattle [context] [user] i am looking for a flight to san francisco returning on 14th of march.
State: [state] return_date=14th of march departure_date=none airlines=none seating_class=none destination=san francisco passengers=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=c of possible values a) air france b) air canada c) delta airlines d) united airlines e) british airways f) alaska airlines g) american airlines h) southwest airlines destination=sf passengers=d of possible values a) 4 b) 2 c) 3 d) 1 departure_date=9th of this month return_date=the 13th seating_class=d of possible values a) premium economy b) first class c) business d) economy origin=seattle [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket?
State: [state] airlines=d destination=san francisco passengers=none departure_date=none return_date=14th of march seating_class=d origin=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] destination=sf return_date=the 13th airlines=f of possible values a) united airlines b) air canada c) british airways d) alaska airlines e) southwest airlines f) delta airlines g) american airlines h) air france passengers=b of possible values a) 2 b) 1 c) 4 d) 3 departure_date=9th of this month seating_class=d of possible values a) premium economy b) first class c) business d) economy origin=seattle [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket? [system] what date are you traveling? [user] i'd like to travel on the 6th of march.
State: [state] destination=san francisco return_date=14th of march airlines=a passengers=none departure_date=6th of march seating_class=d origin=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] passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=the 13th destination=sf departure_date=9th of this month seating_class=c of possible values a) business b) premium economy c) economy d) first class airlines=h of possible values a) alaska airlines b) southwest airlines c) air france d) united airlines e) british airways f) american airlines g) air canada h) delta airlines origin=seattle [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket? [system] what date are you traveling? [user] i'd like to travel on the 6th of march. [system] i found 1 flight on united airlines that takes off at 6:25 pm and returns at 10:10 pm. that ticket will cost $181. [user] what time does the return flight arrive at my destination?
State: [state] passengers=none return_date=14th of march destination=san francisco departure_date=6th of march seating_class=c airlines=d origin=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] destination=sf seating_class=d of possible values a) premium economy b) first class c) business d) economy return_date=the 13th departure_date=9th of this month passengers=b of possible values a) 2 b) 1 c) 4 d) 3 origin=seattle airlines=h of possible values a) british airways b) alaska airlines c) air canada d) american airlines e) united airlines f) air france g) southwest airlines h) delta airlines [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket? [system] what date are you traveling? [user] i'd like to travel on the 6th of march. [system] i found 1 flight on united airlines that takes off at 6:25 pm and returns at 10:10 pm. that ticket will cost $181. [user] what time does the return flight arrive at my destination? [system] the flight will arrive at 9:12 pm and return at 4:57 am. [user] sounds good!
State: [state] destination=san francisco seating_class=d return_date=14th of march departure_date=6th of march passengers=none origin=chicago 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] return_date=the 13th destination=sf departure_date=9th of this month passengers=d of possible values a) 3 b) 2 c) 4 d) 1 airlines=h of possible values a) british airways b) american airlines c) air canada d) air france e) southwest airlines f) united airlines g) alaska airlines h) delta airlines seating_class=a of possible values a) economy b) business c) premium economy d) first class origin=seattle [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket? [system] what date are you traveling? [user] i'd like to travel on the 6th of march. [system] i found 1 flight on united airlines that takes off at 6:25 pm and returns at 10:10 pm. that ticket will cost $181. [user] what time does the return flight arrive at my destination? [system] the flight will arrive at 9:12 pm and return at 4:57 am. [user] sounds good! [system] will there be anything else? [user] i want three tickets for a oneway flight.
State: [state] return_date=14th of march destination=san francisco departure_date=6th of march passengers=a airlines=f seating_class=a origin=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] destination=sf airlines=a of possible values a) delta airlines b) air france c) alaska airlines d) american airlines e) air canada f) united airlines g) british airways h) southwest airlines origin=seattle departure_date=9th of this month seating_class=a of possible values a) economy b) first class c) business d) premium economy return_date=the 13th passengers=d of possible values a) 3 b) 2 c) 4 d) 1 [context] [user] i am looking for a flight to san francisco returning on 14th of march. [system] what city would you like to depart from? [user] i would like to depart from chicago on united airlines. can you find me an economy ticket? [system] what date are you traveling? [user] i'd like to travel on the 6th of march. [system] i found 1 flight on united airlines that takes off at 6:25 pm and returns at 10:10 pm. that ticket will cost $181. [user] what time does the return flight arrive at my destination? [system] the flight will arrive at 9:12 pm and return at 4:57 am. [user] sounds good! [system] will there be anything else? [user] i want three tickets for a oneway flight. [system] i found 1 flight with united airlines that departs at 6:25 pm and has 0 stops. it costs $177. [user] thanks, that's all i need.
State: [state] destination=san francisco airlines=f origin=chicago departure_date=6th of march seating_class=a return_date=14th of march passengers=a