[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=d of possible values a) first class b) business c) premium economy d) economy origin=seattle departure_date=9th of this month airlines=f of possible values a) air canada b) american airlines c) british airways d) alaska airlines e) southwest airlines f) delta airlines g) air france h) united airlines destination=sf passengers=b of possible values a) 2 b) 1 c) 4 d) 3 return_date=the 13th [context] [user] please book me a one way flight from vancouver.
State: [state] seating_class=none origin=vancouver departure_date=none airlines=none destination=none passengers=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] return_date=the 13th destination=sf seating_class=b of possible values a) first class b) economy c) business d) premium economy departure_date=9th of this month passengers=c of possible values a) 3 b) 4 c) 1 d) 2 origin=seattle airlines=h of possible values a) air france b) united airlines c) alaska airlines d) american airlines e) southwest airlines f) british airways g) air canada h) delta airlines [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th.
State: [state] return_date=none destination=none seating_class=none departure_date=march 5th passengers=none origin=vancouver 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] passengers=b of possible values a) 4 b) 1 c) 3 d) 2 destination=sf airlines=e of possible values a) american airlines b) alaska airlines c) united airlines d) southwest airlines e) delta airlines f) air france g) british airways h) air canada departure_date=9th of this month return_date=the 13th seating_class=a of possible values a) economy b) first class c) premium economy d) business origin=seattle [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th. [system] what is the destination? [user] the destination is seattle.
State: [state] passengers=none destination=seattle airlines=none departure_date=march 5th return_date=none seating_class=none origin=vancouver

[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) premium economy b) first class c) economy d) business passengers=d of possible values a) 3 b) 4 c) 2 d) 1 return_date=the 13th origin=seattle departure_date=9th of this month destination=sf airlines=e of possible values a) air canada b) air france c) southwest airlines d) alaska airlines e) delta airlines f) united airlines g) american airlines h) british airways [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th. [system] what is the destination? [user] the destination is seattle. [system] there are 3 flights that match those details. there is an air canada flight that departs at 4:45 pm and has 1 stop. the flight costs $273. [user] please show me other flights.
State: [state] seating_class=none passengers=none return_date=none origin=vancouver departure_date=march 5th destination=seattle 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 airlines=g of possible values a) american airlines b) air canada c) southwest airlines d) united airlines e) british airways f) alaska airlines g) delta airlines h) air france passengers=b of possible values a) 4 b) 1 c) 2 d) 3 origin=seattle destination=sf departure_date=9th of this month seating_class=d of possible values a) business b) first class c) premium economy d) economy [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th. [system] what is the destination? [user] the destination is seattle. [system] there are 3 flights that match those details. there is an air canada flight that departs at 4:45 pm and has 1 stop. the flight costs $273. [user] please show me other flights. [system] there is a delta airlines flight that departs at 5:05 pm with 1 stop. the flight costs $234. [user] does this flight travel overnight?
State: [state] return_date=none airlines=none passengers=none origin=vancouver destination=seattle departure_date=march 5th 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] airlines=e of possible values a) air france b) alaska airlines c) united airlines d) british airways e) delta airlines f) southwest airlines g) american airlines h) air canada return_date=the 13th destination=sf departure_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin=seattle seating_class=b of possible values a) business b) economy c) premium economy d) first class [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th. [system] what is the destination? [user] the destination is seattle. [system] there are 3 flights that match those details. there is an air canada flight that departs at 4:45 pm and has 1 stop. the flight costs $273. [user] please show me other flights. [system] there is a delta airlines flight that departs at 5:05 pm with 1 stop. the flight costs $234. [user] does this flight travel overnight? [system] no, there is no overnight travel. [user] thank you.
State: [state] airlines=e return_date=none destination=seattle departure_date=march 5th passengers=none origin=vancouver 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] departure_date=9th of this month origin=seattle return_date=the 13th 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) southwest airlines c) air france d) british airways e) alaska airlines f) united airlines g) delta airlines h) american airlines passengers=b of possible values a) 4 b) 1 c) 3 d) 2 destination=sf [context] [user] please book me a one way flight from vancouver. [system] on which date will you be flying? [user] i will be flying on march 5th. [system] what is the destination? [user] the destination is seattle. [system] there are 3 flights that match those details. there is an air canada flight that departs at 4:45 pm and has 1 stop. the flight costs $273. [user] please show me other flights. [system] there is a delta airlines flight that departs at 5:05 pm with 1 stop. the flight costs $234. [user] does this flight travel overnight? [system] no, there is no overnight travel. [user] thank you. [system] do you require any further assistance? [user] i do not, thank you.
State: [state] departure_date=march 5th origin=vancouver return_date=none seating_class=none airlines=g passengers=none destination=seattle