[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) 3 b) 1 c) 2 d) 4 departure_date=9th of this month return_date=the 13th destination=sf origin=seattle airlines=f of possible values a) american airlines b) british airways c) southwest airlines d) united airlines e) air canada f) delta airlines g) air france h) alaska airlines seating_class=d of possible values a) first class b) premium economy c) business d) economy [context] [user] please find me a flight on delta airlines.
State: [state] passengers=none departure_date=none return_date=none destination=none origin=none airlines=f 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] passengers=b of possible values a) 4 b) 1 c) 2 d) 3 departure_date=9th of this month airlines=b of possible values a) united airlines b) delta airlines c) air france d) british airways e) alaska airlines f) southwest airlines g) air canada h) american airlines seating_class=b of possible values a) business b) economy c) first class d) premium economy origin=seattle return_date=the 13th destination=sf [context] [user] please find me a flight on delta airlines. [system] what date are you planning to travel? [user] i would like to begin travelling on march 9th
State: [state] passengers=none departure_date=march 9th airlines=b seating_class=none origin=none return_date=none destination=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=a of possible values a) delta airlines b) american airlines c) alaska airlines d) united airlines e) southwest airlines f) air canada g) british airways h) air france seating_class=c of possible values a) business b) first class c) economy d) premium economy departure_date=9th of this month origin=seattle passengers=a of possible values a) 1 b) 2 c) 3 d) 4 [context] [user] please find me a flight on delta airlines. [system] what date are you planning to travel? [user] i would like to begin travelling on march 9th [system] what date are you planning to return? what's your destination? what's your departure city? [user] i would like to return from chi-town to nyc on the 13th of this month.
State: [state] return_date=13th of this month destination=nyc airlines=a seating_class=none departure_date=march 9th origin=chi-town 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] departure_date=9th of this month destination=sf passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin=seattle seating_class=b of possible values a) premium economy b) economy c) first class d) business return_date=the 13th airlines=b of possible values a) air france b) delta airlines c) british airways d) alaska airlines e) united airlines f) southwest airlines g) american airlines h) air canada [context] [user] please find me a flight on delta airlines. [system] what date are you planning to travel? [user] i would like to begin travelling on march 9th [system] what date are you planning to return? what's your destination? what's your departure city? [user] i would like to return from chi-town to nyc on the 13th of this month. [system] i found you 1 flight, costing $130, on delta airlines. is that okay? the flight will depart at 11:05 am. the return flight will be at 6 am. [user] all right. please find me two economy class tickets on a one-way flight.
State: [state] departure_date=march 9th destination=nyc passengers=d origin=chi-town seating_class=b return_date=13th of this month airlines=b

[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=f of possible values a) american airlines b) united airlines c) air canada d) southwest airlines e) british airways f) delta airlines g) air france h) alaska airlines return_date=the 13th departure_date=9th of this month origin=seattle seating_class=c of possible values a) business b) premium economy c) economy d) first class passengers=a of possible values a) 1 b) 2 c) 3 d) 4 [context] [user] please find me a flight on delta airlines. [system] what date are you planning to travel? [user] i would like to begin travelling on march 9th [system] what date are you planning to return? what's your destination? what's your departure city? [user] i would like to return from chi-town to nyc on the 13th of this month. [system] i found you 1 flight, costing $130, on delta airlines. is that okay? the flight will depart at 11:05 am. the return flight will be at 6 am. [user] all right. please find me two economy class tickets on a one-way flight. [system] i found you 1 flight, with 0 stops, on delta airlines. is that okay? the departure time is 11:05 am. the ticket will cost $104. [user] all right.
State: [state] destination=nyc airlines=f return_date=13th of this month departure_date=march 9th origin=chi-town seating_class=c passengers=b

[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 destination=sf airlines=g of possible values a) american airlines b) air canada c) air france d) british airways e) united airlines f) southwest airlines g) delta airlines h) alaska airlines departure_date=9th of this month origin=seattle seating_class=c of possible values a) first class b) business c) economy d) premium economy return_date=the 13th [context] [user] please find me a flight on delta airlines. [system] what date are you planning to travel? [user] i would like to begin travelling on march 9th [system] what date are you planning to return? what's your destination? what's your departure city? [user] i would like to return from chi-town to nyc on the 13th of this month. [system] i found you 1 flight, costing $130, on delta airlines. is that okay? the flight will depart at 11:05 am. the return flight will be at 6 am. [user] all right. please find me two economy class tickets on a one-way flight. [system] i found you 1 flight, with 0 stops, on delta airlines. is that okay? the departure time is 11:05 am. the ticket will cost $104. [user] all right. [system] will there be anything else? [user] no, thanks. you've been very helpful.
State: [state] passengers=d destination=nyc airlines=g departure_date=march 9th origin=chi-town seating_class=c return_date=13th of this month