[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) 2 b) 1 c) 4 d) 3 seating_class=c of possible values a) premium economy b) first class c) economy d) business departure_date=9th of this month return_date=the 13th origin=seattle airlines=f of possible values a) southwest airlines b) alaska airlines c) british airways d) air canada e) air france f) delta airlines g) american airlines h) united airlines destination=sf [context] [user] i would like to buy a plane ticket.
State: [state] passengers=none seating_class=none departure_date=none return_date=none origin=none airlines=none destination=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 passengers=c of possible values a) 2 b) 3 c) 1 d) 4 departure_date=9th of this month seating_class=c of possible values a) first class b) business c) economy d) premium economy return_date=the 13th airlines=f of possible values a) air france b) united airlines c) southwest airlines d) british airways e) air canada f) delta airlines g) alaska airlines h) american airlines origin=seattle [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket.
State: [state] destination=none passengers=none departure_date=the 1st seating_class=c return_date=the 14th airlines=dontcare origin=new york

[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) 3 b) 2 c) 4 d) 1 departure_date=9th of this month origin=seattle destination=sf seating_class=d of possible values a) business b) premium economy c) first class d) economy airlines=e of possible values a) alaska airlines b) air canada c) united airlines d) british airways e) delta airlines f) air france g) american airlines h) southwest airlines return_date=the 13th [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible.
State: [state] passengers=none departure_date=the 1st origin=new york destination=seattle, wa seating_class=d airlines=c return_date=the 14th

[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) business b) economy c) first class d) premium economy origin=seattle departure_date=9th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=the 13th destination=sf airlines=e of possible values a) air france b) alaska airlines c) southwest airlines d) air canada e) delta airlines f) british airways g) american airlines h) united airlines [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land?
State: [state] seating_class=b origin=new york departure_date=the 1st passengers=none return_date=the 14th destination=seattle, wa airlines=h

[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 passengers=a of possible values a) 1 b) 2 c) 4 d) 3 seating_class=a of possible values a) economy b) first class c) business d) premium economy return_date=the 13th destination=sf airlines=e of possible values a) air canada b) southwest airlines c) british airways d) alaska airlines e) delta airlines f) american airlines g) air france h) united airlines [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land? [system] the flight takes off from jfk international airport. the returning flight lands at 11:20 pm [user] that sounds okay
State: [state] departure_date=the 1st origin=new york passengers=none seating_class=a return_date=the 14th destination=seattle, wa airlines=h

[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=b of possible values a) 4 b) 1 c) 3 d) 2 airlines=f of possible values a) british airways b) air canada c) american airlines d) alaska airlines e) united airlines f) delta airlines g) southwest airlines h) air france origin=seattle [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land? [system] the flight takes off from jfk international airport. the returning flight lands at 11:20 pm [user] that sounds okay [system] is there anything else you need? [user] i think i want a one way flight instead.
State: [state] return_date=the 14th destination=seattle, wa seating_class=b departure_date=the 1st passengers=none airlines=e origin=new york

[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 passengers=d of possible values a) 2 b) 3 c) 4 d) 1 seating_class=d of possible values a) first class b) premium economy c) business d) economy airlines=c of possible values a) united airlines b) british airways c) delta airlines d) southwest airlines e) air france f) american airlines g) air canada h) alaska airlines destination=sf origin=seattle return_date=the 13th [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land? [system] the flight takes off from jfk international airport. the returning flight lands at 11:20 pm [user] that sounds okay [system] is there anything else you need? [user] i think i want a one way flight instead. [system] there is a united airlines flight that takes off at 5:10 am, but it has 1 stop. it costs $295. [user] how many tickets are available and is this a redeye?
State: [state] departure_date=the 1st passengers=none seating_class=d airlines=a destination=seattle, wa origin=new york return_date=the 14th

[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) american airlines c) southwest airlines d) british airways e) delta airlines f) united airlines g) air canada h) alaska airlines departure_date=9th of this month passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin=seattle destination=sf seating_class=d of possible values a) business b) first class c) premium economy d) economy return_date=the 13th [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land? [system] the flight takes off from jfk international airport. the returning flight lands at 11:20 pm [user] that sounds okay [system] is there anything else you need? [user] i think i want a one way flight instead. [system] there is a united airlines flight that takes off at 5:10 am, but it has 1 stop. it costs $295. [user] how many tickets are available and is this a redeye? [system] the trip is for 1 passenger. this is not an overnight flight. [user] okay
State: [state] airlines=f departure_date=the 1st passengers=none origin=new york destination=seattle, wa seating_class=d return_date=the 14th

[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 departure_date=9th of this month airlines=b of possible values a) alaska airlines b) delta airlines c) air france d) american airlines e) british airways f) southwest airlines g) united airlines h) air canada seating_class=a of possible values a) economy b) premium economy c) first class d) business return_date=the 13th passengers=d of possible values a) 2 b) 3 c) 4 d) 1 [context] [user] i would like to buy a plane ticket. [system] where are you leaving from? what days would you like to start and end your trip? [user] i am looking for flights from new york. i would like to leave on the 1st and come back on the 14th. i would also like it to be an economy ticket. [system] where would you like to go? [user] i am going to seattle, wa. i would like a united airlines flight, if possible. [system] there is 1 united airlines flight. the flight leaves at 5:10 am and the returning flight comes back at 10:10 am. the ticket costs $338 [user] what airport is the flight leaving from? and when does the returning flight land? [system] the flight takes off from jfk international airport. the returning flight lands at 11:20 pm [user] that sounds okay [system] is there anything else you need? [user] i think i want a one way flight instead. [system] there is a united airlines flight that takes off at 5:10 am, but it has 1 stop. it costs $295. [user] how many tickets are available and is this a redeye? [system] the trip is for 1 passenger. this is not an overnight flight. [user] okay [system] is there anything else you need today? [user] no, that's everything
State: [state] destination=seattle, wa origin=new york departure_date=the 1st airlines=g seating_class=a return_date=the 14th passengers=none