[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=h of possible values a) united airlines b) american airlines c) air france d) alaska airlines e) british airways f) southwest airlines g) air canada h) delta airlines seating_class=b of possible values a) premium economy b) economy c) business d) first class destination=sf origin=seattle departure_date=9th of this month return_date=the 13th passengers=b of possible values a) 4 b) 1 c) 3 d) 2 [context] [user] hi, i'm looking for a one way flight to washington.
State: [state] airlines=none seating_class=none destination=washington origin=none departure_date=none return_date=none 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] airlines=d of possible values a) united airlines b) alaska airlines c) air france d) delta airlines e) british airways f) american airlines g) air canada h) southwest airlines return_date=the 13th passengers=b of possible values a) 3 b) 1 c) 2 d) 4 origin=seattle destination=sf departure_date=9th of this month seating_class=b of possible values a) business b) economy c) first class d) premium economy [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf.
State: [state] airlines=none return_date=none passengers=none origin=sd destination=sf departure_date=11th of this month 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] origin=seattle airlines=g of possible values a) united airlines b) alaska airlines c) air france d) british airways e) southwest airlines f) air canada g) delta airlines h) american airlines return_date=the 13th seating_class=a of possible values a) economy b) first class c) premium economy d) business passengers=a of possible values a) 1 b) 3 c) 4 d) 2 departure_date=9th of this month destination=sf [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please.
State: [state] origin=sd airlines=none return_date=none seating_class=none passengers=none departure_date=11th of this month destination=sf

[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 passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=b of possible values a) premium economy b) economy c) business d) first class airlines=h of possible values a) air canada b) alaska airlines c) air france d) american airlines e) southwest airlines f) british airways g) united airlines h) delta airlines origin=seattle departure_date=9th of this month return_date=the 13th [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights?
State: [state] destination=sf passengers=none seating_class=none airlines=none origin=sd departure_date=11th 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 seating_class=d of possible values a) first class b) premium economy c) business d) economy departure_date=9th of this month passengers=b of possible values a) 3 b) 1 c) 4 d) 2 airlines=f of possible values a) alaska airlines b) american airlines c) united airlines d) air france e) british airways f) delta airlines g) air canada h) southwest airlines return_date=the 13th destination=sf [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights? [system] there's a flight with delta airlines that leaves at 7:55 pm. this flight costs $106 and also has 0 stops. [user] is that economy or business class? where does it fly to?
State: [state] origin=sd seating_class=none departure_date=11th of this month passengers=none airlines=none return_date=none destination=sf

[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=b of possible values a) 2 b) 1 c) 3 d) 4 destination=sf seating_class=b of possible values a) premium economy b) economy c) first class d) business origin=seattle departure_date=9th of this month airlines=a of possible values a) delta airlines b) air france c) american airlines d) british airways e) air canada f) alaska airlines g) united airlines h) southwest airlines [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights? [system] there's a flight with delta airlines that leaves at 7:55 pm. this flight costs $106 and also has 0 stops. [user] is that economy or business class? where does it fly to? [system] you would be flying economy to sfo international airport. [user] that sounds good. please book me 2 tickets.
State: [state] return_date=none passengers=a destination=sf seating_class=none origin=sd departure_date=11th of this month airlines=a

[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 seating_class=a of possible values a) economy b) premium economy c) first class d) business return_date=the 13th airlines=b of possible values a) southwest airlines b) delta airlines c) air canada d) air france e) united airlines f) alaska airlines g) british airways h) american airlines origin=seattle destination=sf passengers=a of possible values a) 1 b) 3 c) 4 d) 2 [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights? [system] there's a flight with delta airlines that leaves at 7:55 pm. this flight costs $106 and also has 0 stops. [user] is that economy or business class? where does it fly to? [system] you would be flying economy to sfo international airport. [user] that sounds good. please book me 2 tickets. [system] ok. when will you be flying back? [user] i'll return on the 13th of this month. i'd like economy, please.
State: [state] departure_date=11th of this month seating_class=a return_date=13th of this month airlines=b origin=sd destination=sf passengers=d

[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=g of possible values a) air canada b) air france c) alaska airlines d) southwest airlines e) british airways f) united airlines g) delta airlines h) american airlines return_date=the 13th passengers=b of possible values a) 3 b) 1 c) 4 d) 2 departure_date=9th of this month origin=seattle seating_class=d of possible values a) business b) premium economy c) first class d) economy destination=sf [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights? [system] there's a flight with delta airlines that leaves at 7:55 pm. this flight costs $106 and also has 0 stops. [user] is that economy or business class? where does it fly to? [system] you would be flying economy to sfo international airport. [user] that sounds good. please book me 2 tickets. [system] ok. when will you be flying back? [user] i'll return on the 13th of this month. i'd like economy, please. [system] you can fly with delta airlines for $110. you would leave at 7:55 pm. the return flight would be at 9:45 pm. [user] that sounds good.
State: [state] airlines=g return_date=13th of this month passengers=d departure_date=11th of this month origin=sd seating_class=d destination=sf

[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=e of possible values a) air canada b) southwest airlines c) british airways d) air france e) delta airlines f) alaska airlines g) united airlines h) american airlines seating_class=c of possible values a) business b) premium economy c) economy d) first class passengers=c of possible values a) 2 b) 4 c) 1 d) 3 destination=sf [context] [user] hi, i'm looking for a one way flight to washington. [system] sure. for which date? [user] i need it for the 11th of this month. i'll be flying from sd to sf. [system] ok. there are 5 flights available. there's one on alaska airlines for $118. it leaves at 11:10 am and has 0 stops. [user] i'd like something else, please. [system] if you do american airlines, you can leave at 9:20 pm. this flight costs $103 and also has 0 stops. [user] are there any other flights? [system] there's a flight with delta airlines that leaves at 7:55 pm. this flight costs $106 and also has 0 stops. [user] is that economy or business class? where does it fly to? [system] you would be flying economy to sfo international airport. [user] that sounds good. please book me 2 tickets. [system] ok. when will you be flying back? [user] i'll return on the 13th of this month. i'd like economy, please. [system] you can fly with delta airlines for $110. you would leave at 7:55 pm. the return flight would be at 9:45 pm. [user] that sounds good. [system] ok. anything else? [user] no, but thank you.
State: [state] return_date=13th of this month origin=sd departure_date=11th of this month airlines=e seating_class=c passengers=a destination=sf