[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) 4 b) 3 c) 2 d) 1 seating_class=c of possible values a) first class b) premium economy c) economy d) business airlines=h of possible values a) alaska airlines b) southwest airlines c) united airlines d) air canada e) air france f) american airlines g) british airways h) delta airlines origin=seattle destination=sf departure_date=9th of this month return_date=the 13th [context] [user] im looking for one way flight
State: [state] passengers=none seating_class=none airlines=none origin=none destination=none departure_date=none 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 departure_date=9th of this month return_date=the 13th airlines=h of possible values a) air france b) british airways c) southwest airlines d) air canada e) united airlines f) american airlines g) alaska airlines h) delta airlines seating_class=c of possible values a) business b) premium economy c) economy d) first class origin=seattle passengers=b of possible values a) 4 b) 1 c) 3 d) 2 [context] [user] im looking for one way flight [system] which city do you like to depart from ? what date and where are you planning to go? [user] i would like to fly to atlanta from washington on 12th of this month.
State: [state] destination=atlanta departure_date=12th of this month return_date=none airlines=none seating_class=none origin=washington 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] passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin=seattle destination=sf airlines=f of possible values a) southwest airlines b) air canada c) american airlines d) alaska airlines e) united airlines f) delta airlines g) british airways h) air france seating_class=d of possible values a) business b) first class c) premium economy d) economy departure_date=9th of this month return_date=the 13th [context] [user] im looking for one way flight [system] which city do you like to depart from ? what date and where are you planning to go? [user] i would like to fly to atlanta from washington on 12th of this month. [system] would you like to fly with american airlines which takes off at 11:20 pm and has 0 stops costs $109 [user] okay. i wanted to serach round trip flight. find me economy class tickets.
State: [state] passengers=none origin=washington destination=atlanta airlines=c seating_class=d departure_date=12th of this month 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] origin=seattle passengers=d of possible values a) 4 b) 3 c) 2 d) 1 destination=sf departure_date=9th of this month seating_class=c of possible values a) first class b) premium economy c) economy d) business return_date=the 13th airlines=b of possible values a) air canada b) delta airlines c) alaska airlines d) british airways e) southwest airlines f) united airlines g) american airlines h) air france [context] [user] im looking for one way flight [system] which city do you like to depart from ? what date and where are you planning to go? [user] i would like to fly to atlanta from washington on 12th of this month. [system] would you like to fly with american airlines which takes off at 11:20 pm and has 0 stops costs $109 [user] okay. i wanted to serach round trip flight. find me economy class tickets. [system] which day do you like to take the return flight? [user] returning on 14th of march.
State: [state] origin=washington passengers=none destination=atlanta departure_date=12th of this month seating_class=c return_date=14th of march airlines=g

[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 passengers=c of possible values a) 3 b) 4 c) 1 d) 2 departure_date=9th of this month airlines=c of possible values a) air france b) british airways c) delta airlines d) air canada e) alaska airlines f) american airlines g) southwest airlines h) united airlines origin=seattle destination=sf seating_class=b of possible values a) business b) economy c) premium economy d) first class [context] [user] im looking for one way flight [system] which city do you like to depart from ? what date and where are you planning to go? [user] i would like to fly to atlanta from washington on 12th of this month. [system] would you like to fly with american airlines which takes off at 11:20 pm and has 0 stops costs $109 [user] okay. i wanted to serach round trip flight. find me economy class tickets. [system] which day do you like to take the return flight? [user] returning on 14th of march. [system] how about american airlines which takes off at 4:10 pm and return flight takes off at 11:40 am costs $118. [user] where will the flight lands? is it a redeye flight?
State: [state] return_date=14th of march passengers=none departure_date=12th of this month airlines=f origin=washington destination=atlanta seating_class=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 departure_date=9th of this month passengers=d of possible values a) 2 b) 3 c) 4 d) 1 return_date=the 13th seating_class=a of possible values a) economy b) first class c) premium economy d) business origin=seattle airlines=g of possible values a) southwest airlines b) alaska airlines c) american airlines d) air canada e) air france f) united airlines g) delta airlines h) british airways [context] [user] im looking for one way flight [system] which city do you like to depart from ? what date and where are you planning to go? [user] i would like to fly to atlanta from washington on 12th of this month. [system] would you like to fly with american airlines which takes off at 11:20 pm and has 0 stops costs $109 [user] okay. i wanted to serach round trip flight. find me economy class tickets. [system] which day do you like to take the return flight? [user] returning on 14th of march. [system] how about american airlines which takes off at 4:10 pm and return flight takes off at 11:40 am costs $118. [user] where will the flight lands? is it a redeye flight? [system] the flight is for hartsfield-jackson international airport which is not an overnight flight. [user] okay. thanks a lot. thats all i need.
State: [state] destination=atlanta departure_date=12th of this month passengers=none return_date=14th of march seating_class=a origin=washington airlines=c