[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=a of possible values a) economy b) premium economy c) first class d) business airlines=f of possible values a) air canada b) alaska airlines c) air france d) american airlines e) british airways f) delta airlines g) southwest airlines h) united airlines destination=sf return_date=the 13th passengers=a of possible values a) 1 b) 2 c) 3 d) 4 departure_date=9th of this month [context] [user] i am looking out for booking a flight
State: [state] origin=none seating_class=none airlines=none destination=none return_date=none passengers=none departure_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] departure_date=9th of this month destination=sf return_date=the 13th seating_class=c of possible values a) business b) first class c) economy d) premium economy origin=seattle passengers=a of possible values a) 1 b) 4 c) 2 d) 3 airlines=g of possible values a) british airways b) air canada c) alaska airlines d) american airlines e) air france f) united airlines g) delta airlines h) southwest airlines [context] [user] i am looking out for booking a flight [system] which place are you planning to go? [user] i would like to fly to vegas. and i want to have my travel start date as the 7th.
State: [state] departure_date=the 7th destination=vegas return_date=none seating_class=none origin=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] return_date=the 13th origin=seattle destination=sf airlines=f of possible values a) southwest airlines b) alaska airlines c) air canada d) united airlines e) air france f) delta airlines g) american airlines h) british airways seating_class=c of possible values a) premium economy b) first class c) economy d) business passengers=d of possible values a) 3 b) 4 c) 2 d) 1 departure_date=9th of this month [context] [user] i am looking out for booking a flight [system] which place are you planning to go? [user] i would like to fly to vegas. and i want to have my travel start date as the 7th. [system] which day do you want to book the return flight? also from which would you depart? [user] i would like to have my return flight from chi-town and return date as the 11th.
State: [state] return_date=the 11th origin=chi-town destination=vegas airlines=none seating_class=none passengers=none departure_date=the 7th

[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=b of possible values a) american airlines b) delta airlines c) air france d) united airlines e) air canada f) southwest airlines g) alaska airlines h) british airways passengers=d of possible values a) 4 b) 2 c) 3 d) 1 seating_class=b of possible values a) business b) economy c) premium economy d) first class return_date=the 13th destination=sf departure_date=9th of this month [context] [user] i am looking out for booking a flight [system] which place are you planning to go? [user] i would like to fly to vegas. and i want to have my travel start date as the 7th. [system] which day do you want to book the return flight? also from which would you depart? [user] i would like to have my return flight from chi-town and return date as the 11th. [system] would you prefer to take american airlines. the flight take off time is 7:05 am and return flight takes off at around 10:55 am. it will cost you $277. [user] great. thanks for help. that is all that i needed at this point in time.
State: [state] origin=chi-town airlines=a passengers=none seating_class=none return_date=the 11th destination=vegas departure_date=the 7th