[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false departure_date=6th of this month destination_city=sd passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin_city=las vegas airlines=g of possible values a) air canada b) delta airlines c) air france d) british airways e) united airlines f) alaska airlines g) southwest airlines h) american airlines seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business outbound_departure_time=3:10 pm [context] [user] i need a good ticket to get out of portland, or.
State: [state] return_date=none inbound_departure_time=none refundable=none departure_date=none destination_city=portland, or passengers=none origin_city=none airlines=none seating_class=none outbound_departure_time=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] destination_city=sd outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true return_date=9th of this month origin_city=las vegas inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy departure_date=6th of this month airlines=c of possible values a) air canada b) air france c) southwest airlines d) british airways e) united airlines f) delta airlines g) american airlines h) alaska airlines passengers=c of possible values a) 4 b) 2 c) 1 d) 3 [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th.
State: [state] destination_city=portland, or outbound_departure_time=none refundable=none return_date=the 14th origin_city=none inbound_departure_time=none seating_class=none departure_date=4th of this month airlines=none passengers=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] destination_city=sd origin_city=las vegas departure_date=6th of this month inbound_departure_time=8:25 pm return_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 airlines=b of possible values a) alaska airlines b) southwest airlines c) delta airlines d) air france e) air canada f) united airlines g) british airways h) american airlines outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class refundable=b of possible values a) false b) true [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport.
State: [state] destination_city=portland, or origin_city=lax departure_date=4th of this month inbound_departure_time=none return_date=the 14th passengers=none airlines=none outbound_departure_time=none seating_class=none refundable=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month refundable=b of possible values a) false b) true origin_city=las vegas seating_class=dontcare of possible values a) business b) premium economy c) first class d) economy outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 2 d) 3 destination_city=sd inbound_departure_time=8:25 pm departure_date=6th of this month airlines=e of possible values a) delta airlines b) air canada c) alaska airlines d) british airways e) southwest airlines f) american airlines g) air france h) united airlines [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at?
State: [state] return_date=the 14th refundable=none origin_city=lax seating_class=none outbound_departure_time=none passengers=none destination_city=portland, or inbound_departure_time=none departure_date=4th of this month airlines=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] passengers=b of possible values a) 2 b) 1 c) 4 d) 3 outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business destination_city=sd inbound_departure_time=8:25 pm origin_city=las vegas airlines=e of possible values a) air canada b) british airways c) american airlines d) air france e) southwest airlines f) delta airlines g) alaska airlines h) united airlines return_date=9th of this month refundable=a of possible values a) true b) false departure_date=6th of this month [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there?
State: [state] passengers=none outbound_departure_time=none seating_class=none destination_city=portland, or inbound_departure_time=none origin_city=lax airlines=none return_date=the 14th refundable=none departure_date=4th of this month

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] origin_city=las vegas passengers=c of possible values a) 2 b) 4 c) 1 d) 3 departure_date=6th of this month refundable=a of possible values a) true b) false airlines=f of possible values a) alaska airlines b) air france c) british airways d) air canada e) delta airlines f) southwest airlines g) united airlines h) american airlines return_date=9th of this month destination_city=sd inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday.
State: [state] origin_city=lax passengers=d departure_date=next tuesday refundable=none airlines=none return_date=the 14th destination_city=portland, or inbound_departure_time=none outbound_departure_time=none seating_class=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] airlines=h of possible values a) air france b) united airlines c) alaska airlines d) british airways e) air canada f) delta airlines g) american airlines h) southwest airlines destination_city=sd inbound_departure_time=8:25 pm passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy return_date=9th of this month origin_city=las vegas outbound_departure_time=3:10 pm departure_date=6th of this month refundable=b of possible values a) false b) true [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice.
State: [state] airlines=h destination_city=portland, or inbound_departure_time=4:55 pm passengers=c seating_class=none return_date=the 14th origin_city=lax outbound_departure_time=4:30 pm departure_date=next tuesday refundable=none

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business departure_date=6th of this month origin_city=las vegas refundable=a of possible values a) true b) false destination_city=sd return_date=9th of this month outbound_departure_time=3:10 pm passengers=b of possible values a) 3 b) 1 c) 4 d) 2 inbound_departure_time=8:25 pm airlines=b of possible values a) united airlines b) southwest airlines c) british airways d) air canada e) air france f) alaska airlines g) delta airlines h) american airlines [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice. [system] how about i go ahead and get your tickets for you? [user] no. find a one-way flight. i want economy.
State: [state] seating_class=a departure_date=next tuesday origin_city=lax refundable=none destination_city=portland, or return_date=the 14th outbound_departure_time=4:30 pm passengers=a inbound_departure_time=4:55 pm airlines=b

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month refundable=b of possible values a) false b) true passengers=d of possible values a) 4 b) 2 c) 3 d) 1 airlines=c of possible values a) delta airlines b) american airlines c) southwest airlines d) british airways e) united airlines f) air france g) air canada h) alaska airlines destination_city=sd inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy outbound_departure_time=3:10 pm origin_city=las vegas departure_date=6th of this month [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice. [system] how about i go ahead and get your tickets for you? [user] no. find a one-way flight. i want economy. [system] there is 1 option. it is out of southwest airlines. the outbound on that leaves at 4:30 pm. 0 layovers. your cost is $140. [user] where does that one leave from?
State: [state] return_date=the 14th refundable=none passengers=c airlines=c destination_city=portland, or inbound_departure_time=4:55 pm seating_class=b outbound_departure_time=4:30 pm origin_city=lax departure_date=next tuesday

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] return_date=9th of this month airlines=g of possible values a) alaska airlines b) delta airlines c) british airways d) air canada e) air france f) american airlines g) southwest airlines h) united airlines seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class inbound_departure_time=8:25 pm destination_city=sd outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true departure_date=6th of this month passengers=c of possible values a) 4 b) 2 c) 1 d) 3 origin_city=las vegas [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice. [system] how about i go ahead and get your tickets for you? [user] no. find a one-way flight. i want economy. [system] there is 1 option. it is out of southwest airlines. the outbound on that leaves at 4:30 pm. 0 layovers. your cost is $140. [user] where does that one leave from? [system] lax international airport is the port of exit. [user] what airport will that land in?
State: [state] return_date=the 14th airlines=g seating_class=c inbound_departure_time=4:55 pm destination_city=portland, or outbound_departure_time=4:30 pm refundable=none departure_date=next tuesday passengers=d origin_city=lax

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] passengers=c of possible values a) 2 b) 3 c) 1 d) 4 inbound_departure_time=8:25 pm origin_city=las vegas seating_class=dontcare of possible values a) first class b) premium economy c) economy d) business departure_date=6th of this month refundable=b of possible values a) false b) true destination_city=sd outbound_departure_time=3:10 pm airlines=a of possible values a) southwest airlines b) delta airlines c) alaska airlines d) air canada e) british airways f) united airlines g) american airlines h) air france return_date=9th of this month [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice. [system] how about i go ahead and get your tickets for you? [user] no. find a one-way flight. i want economy. [system] there is 1 option. it is out of southwest airlines. the outbound on that leaves at 4:30 pm. 0 layovers. your cost is $140. [user] where does that one leave from? [system] lax international airport is the port of exit. [user] what airport will that land in? [system] it's pdx international airport. [user] that flight sounds good.
State: [state] passengers=b inbound_departure_time=4:55 pm origin_city=lax seating_class=c departure_date=next tuesday refundable=none destination_city=portland, or outbound_departure_time=4:30 pm airlines=a return_date=the 14th

[example] [user] please search flights for me. i m leaving from las vegas on the 6th of this month and coming back on the 9th of this month. [system] where are you going? [user] i am going to sd. there is only 1 in my group. make sure to book only refundable tickets. either business or economy is fine. [system] i found a convenient southwest airlines flight for your trip. it leaves at 3:10 pm and the return flight leaves at 8:25 pm. the ticket price is $95. [user] that flight sounds good to me. [slots] destination_city=sd outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false origin_city=las vegas return_date=9th of this month airlines=d of possible values a) delta airlines b) british airways c) united airlines d) southwest airlines e) alaska airlines f) air canada g) air france h) american airlines seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class departure_date=6th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 inbound_departure_time=8:25 pm [context] [user] i need a good ticket to get out of portland, or. [system] when will you leave? do you know your return date yet? [user] i'm taking off on the 4th of this month and will return on the 14th. [system] from whence will you depart? [user] lax is my home airport. [system] try alaska airlines, they have a good deal. the flight leaves at 5:15 am. you'll get on your return plane at 10:10 am. the ticket for both legs is only $131. [user] that's a refundable ticket right? which airport will the plane arrive at? [system] sorry, no refunds. you'll go to pdx international airport. [user] what other options are there? [system] let's try american airlines. they have a flight that leave at 11:15 pm. they'll depart to come back at 6 am. it costs $181. [user] isn't there something else? there are three of us. i need to leave next tuesday. [system] well, there is a southwest airlines flight. it departs at 4:30 pm. that return leaves at 4:55 pm. the total on this is $141. [user] ok, lets lock in on that choice. [system] how about i go ahead and get your tickets for you? [user] no. find a one-way flight. i want economy. [system] there is 1 option. it is out of southwest airlines. the outbound on that leaves at 4:30 pm. 0 layovers. your cost is $140. [user] where does that one leave from? [system] lax international airport is the port of exit. [user] what airport will that land in? [system] it's pdx international airport. [user] that flight sounds good. [system] what other flight might you need? [user] none, i'm good.
State: [state] destination_city=portland, or outbound_departure_time=4:30 pm refundable=none origin_city=lax return_date=the 14th airlines=d seating_class=c departure_date=next tuesday passengers=d inbound_departure_time=4:55 pm