[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] seating_class=b of possible values a) first class b) economy c) premium economy d) business origin=seattle destination=sf departure_date=9th of this month return_date=the 13th passengers=b of possible values a) 3 b) 1 c) 4 d) 2 airlines=a of possible values a) delta airlines b) alaska airlines c) southwest airlines d) british airways e) air france f) air canada g) united airlines h) american airlines [context] [user] will you help me find a flight?
State: [state] seating_class=none origin=none destination=none departure_date=none return_date=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] departure_date=9th of this month destination=sf passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=the 13th airlines=c of possible values a) southwest airlines b) alaska airlines c) delta airlines d) united airlines e) air france f) british airways g) american airlines h) air canada seating_class=d of possible values a) premium economy b) first class c) business d) economy origin=seattle [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or.
State: [state] departure_date=none destination=portland, or passengers=none return_date=none airlines=none seating_class=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 departure_date=9th of this month seating_class=c of possible values a) business b) premium economy c) economy d) first class return_date=the 13th origin=seattle passengers=b of possible values a) 4 b) 1 c) 2 d) 3 airlines=d of possible values a) british airways b) air canada c) alaska airlines d) delta airlines e) southwest airlines f) air france g) united airlines h) american airlines [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine.
State: [state] destination=portland, or departure_date=1st of this month seating_class=dontcare return_date=march 12th 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] origin=seattle departure_date=9th of this month destination=sf passengers=b of possible values a) 4 b) 1 c) 3 d) 2 seating_class=c of possible values a) business b) premium economy c) economy d) first class airlines=g of possible values a) air canada b) alaska airlines c) southwest airlines d) united airlines e) american airlines f) air france g) delta airlines h) british airways return_date=the 13th [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle.
State: [state] origin=san francisco departure_date=1st of this month destination=seattle passengers=none seating_class=dontcare airlines=none return_date=march 12th

[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 departure_date=9th of this month airlines=f of possible values a) air france b) southwest airlines c) british airways d) american airlines e) united airlines f) delta airlines g) alaska airlines h) air canada seating_class=c of possible values a) business b) first class c) economy d) premium economy destination=sf passengers=c of possible values a) 3 b) 2 c) 1 d) 4 [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle. [system] i found a ticket for $132 on alaska airlines that departs at 6:20 am. the return flight departs at 12 pm. [user] which airport does the flight take off from?
State: [state] return_date=march 12th origin=san francisco departure_date=1st of this month airlines=none seating_class=dontcare destination=seattle 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] seating_class=c of possible values a) first class b) premium economy c) economy d) business return_date=the 13th departure_date=9th of this month origin=seattle passengers=a of possible values a) 1 b) 4 c) 3 d) 2 airlines=a of possible values a) delta airlines b) united airlines c) alaska airlines d) british airways e) air canada f) american airlines g) southwest airlines h) air france destination=sf [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle. [system] i found a ticket for $132 on alaska airlines that departs at 6:20 am. the return flight departs at 12 pm. [user] which airport does the flight take off from? [system] sfo international airport. [user] where does the flight land? are there any stops?
State: [state] seating_class=dontcare return_date=march 12th departure_date=1st of this month origin=san francisco passengers=none airlines=none destination=seattle

[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 origin=seattle return_date=the 13th airlines=e of possible values a) air france b) american airlines c) british airways d) alaska airlines e) delta airlines f) united airlines g) air canada h) southwest airlines seating_class=a of possible values a) economy b) first class c) premium economy d) business departure_date=9th of this month passengers=c of possible values a) 4 b) 2 c) 1 d) 3 [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle. [system] i found a ticket for $132 on alaska airlines that departs at 6:20 am. the return flight departs at 12 pm. [user] which airport does the flight take off from? [system] sfo international airport. [user] where does the flight land? are there any stops? [system] seattle-tacoma international airport. it has 0 stops. [user] fine. i want to search for a one way flight.
State: [state] destination=seattle origin=san francisco return_date=march 12th airlines=d seating_class=dontcare departure_date=1st of this month 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] return_date=the 13th seating_class=a of possible values a) economy b) first class c) business d) premium economy destination=sf origin=seattle departure_date=9th of this month airlines=b of possible values a) british airways b) delta airlines c) southwest airlines d) air france e) american airlines f) air canada g) alaska airlines h) united airlines passengers=a of possible values a) 1 b) 3 c) 2 d) 4 [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle. [system] i found a ticket for $132 on alaska airlines that departs at 6:20 am. the return flight departs at 12 pm. [user] which airport does the flight take off from? [system] sfo international airport. [user] where does the flight land? are there any stops? [system] seattle-tacoma international airport. it has 0 stops. [user] fine. i want to search for a one way flight. [system] i found a flight on alaska airlines that takes off at 2:55 pm with 0 stops. ticket costs $173. [user] that's fine.
State: [state] return_date=march 12th seating_class=dontcare destination=seattle origin=san francisco departure_date=1st of this month airlines=g 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] origin=seattle seating_class=c of possible values a) premium economy b) first class c) economy d) business destination=sf return_date=the 13th departure_date=9th of this month airlines=d of possible values a) alaska airlines b) british airways c) american airlines d) delta airlines e) air canada f) united airlines g) air france h) southwest airlines passengers=a of possible values a) 1 b) 2 c) 3 d) 4 [context] [user] will you help me find a flight? [system] where are you going? [user] portland, or. [system] when are you traveling there? when will you return? [user] i want to travel on 1st of this month and return on march 12th. any ticket class is fine. [system] which city are you traveling from? [user] do you have anything from san francisco to seattle. [system] i found a ticket for $132 on alaska airlines that departs at 6:20 am. the return flight departs at 12 pm. [user] which airport does the flight take off from? [system] sfo international airport. [user] where does the flight land? are there any stops? [system] seattle-tacoma international airport. it has 0 stops. [user] fine. i want to search for a one way flight. [system] i found a flight on alaska airlines that takes off at 2:55 pm with 0 stops. ticket costs $173. [user] that's fine. [system] anything else? [user] no, that's all for now. thanks.
State: [state] origin=san francisco seating_class=dontcare destination=seattle return_date=march 12th departure_date=1st of this month airlines=a passengers=none