[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] outbound_departure_time=3:10 pm airlines=f of possible values a) delta airlines b) alaska airlines c) air canada d) british airways e) air france f) southwest airlines g) american airlines h) united airlines passengers=a of possible values a) 1 b) 4 c) 3 d) 2 return_date=9th of this month seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm departure_date=6th of this month destination_city=sd origin_city=las vegas [context] [user] would you search for one way flights?
State: [state] outbound_departure_time=none airlines=none passengers=none return_date=none seating_class=none refundable=none inbound_departure_time=none departure_date=none destination_city=none origin_city=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] departure_date=6th of this month inbound_departure_time=8:25 pm airlines=a of possible values a) southwest airlines b) united airlines c) air france d) alaska airlines e) american airlines f) air canada g) british airways h) delta airlines refundable=b of possible values a) false b) true return_date=9th of this month origin_city=las vegas outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business destination_city=sd passengers=b of possible values a) 2 b) 1 c) 3 d) 4 [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo.
State: [state] departure_date=none inbound_departure_time=none airlines=none refundable=none return_date=none origin_city=none outbound_departure_time=none seating_class=none destination_city=sfo 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] passengers=a of possible values a) 1 b) 2 c) 3 d) 4 outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class airlines=e of possible values a) british airways b) american airlines c) united airlines d) air france e) southwest airlines f) delta airlines g) air canada h) alaska airlines refundable=a of possible values a) true b) false departure_date=6th of this month inbound_departure_time=8:25 pm destination_city=sd return_date=9th of this month origin_city=las vegas [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa.
State: [state] passengers=none outbound_departure_time=none seating_class=none airlines=none refundable=none departure_date=4th of march inbound_departure_time=none destination_city=sfo return_date=none origin_city=seattle, wa

[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=g of possible values a) air canada b) american airlines c) air france d) united airlines e) british airways f) delta airlines g) southwest airlines h) alaska airlines origin_city=las vegas destination_city=sd passengers=a of possible values a) 1 b) 4 c) 2 d) 3 departure_date=6th of this month inbound_departure_time=8:25 pm return_date=9th of this month seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable?
State: [state] airlines=none origin_city=seattle, wa destination_city=sfo passengers=none departure_date=4th of march inbound_departure_time=none return_date=none seating_class=none refundable=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] departure_date=6th of this month airlines=a of possible values a) southwest airlines b) delta airlines c) air france d) united airlines e) british airways f) american airlines g) alaska airlines h) air canada inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm passengers=c of possible values a) 3 b) 2 c) 1 d) 4 origin_city=las vegas seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy refundable=a of possible values a) true b) false return_date=9th of this month destination_city=sd [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me.
State: [state] departure_date=4th of march airlines=g inbound_departure_time=none outbound_departure_time=12 pm passengers=none origin_city=seattle, wa seating_class=none refundable=none return_date=none destination_city=sfo

[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] departure_date=6th of this month outbound_departure_time=3:10 pm airlines=f of possible values a) american airlines b) air canada c) delta airlines d) alaska airlines e) british airways f) southwest airlines g) air france h) united airlines passengers=c of possible values a) 3 b) 2 c) 1 d) 4 seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class destination_city=sd refundable=b of possible values a) false b) true return_date=9th of this month inbound_departure_time=8:25 pm origin_city=las vegas [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights?
State: [state] departure_date=4th of march outbound_departure_time=12 pm airlines=d passengers=none seating_class=none destination_city=sfo refundable=none return_date=none inbound_departure_time=none origin_city=seattle, wa

[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] outbound_departure_time=3:10 pm airlines=f of possible values a) delta airlines b) british airways c) air france d) american airlines e) alaska airlines f) southwest airlines g) united airlines h) air canada origin_city=las vegas return_date=9th of this month passengers=b of possible values a) 4 b) 1 c) 2 d) 3 inbound_departure_time=8:25 pm destination_city=sd refundable=a of possible values a) true b) false departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march.
State: [state] outbound_departure_time=12 pm airlines=e origin_city=seattle, wa return_date=6th of march passengers=none inbound_departure_time=none destination_city=sfo refundable=none departure_date=4th of march 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] destination_city=sd passengers=d of possible values a) 4 b) 2 c) 3 d) 1 departure_date=6th of this month airlines=g of possible values a) alaska airlines b) air france c) united airlines d) american airlines e) delta airlines f) air canada g) southwest airlines h) british airways return_date=9th of this month seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false origin_city=las vegas [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport?
State: [state] destination_city=sfo passengers=none departure_date=4th of march airlines=a return_date=6th of march seating_class=none outbound_departure_time=12 pm inbound_departure_time=none refundable=none origin_city=seattle, wa

[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] refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business passengers=a of possible values a) 1 b) 4 c) 3 d) 2 departure_date=6th of this month return_date=9th of this month inbound_departure_time=8:25 pm destination_city=sd origin_city=las vegas airlines=e of possible values a) delta airlines b) british airways c) alaska airlines d) american airlines e) southwest airlines f) air canada g) air france h) united airlines [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport? [system] it goes to sfo international airport and arrives at 2:11 pm. [user] that sounds like a winner
State: [state] refundable=none outbound_departure_time=12 pm seating_class=none passengers=none departure_date=4th of march return_date=6th of march inbound_departure_time=2:55 pm destination_city=sfo origin_city=seattle, wa airlines=c

[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=c of possible values a) alaska airlines b) united airlines c) southwest airlines d) air france e) air canada f) american airlines g) delta airlines h) british airways destination_city=sd seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business passengers=a of possible values a) 1 b) 3 c) 4 d) 2 inbound_departure_time=8:25 pm origin_city=las vegas refundable=a of possible values a) true b) false departure_date=6th of this month outbound_departure_time=3:10 pm return_date=9th of this month [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport? [system] it goes to sfo international airport and arrives at 2:11 pm. [user] that sounds like a winner [system] should i get tickets for it? [user] yes, and please make them economy tickets.
State: [state] airlines=a destination_city=sfo seating_class=a passengers=none inbound_departure_time=2:55 pm origin_city=seattle, wa refundable=none departure_date=4th of march outbound_departure_time=12 pm return_date=6th of march

[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] refundable=a of possible values a) true b) false passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy inbound_departure_time=8:25 pm airlines=a of possible values a) southwest airlines b) air france c) alaska airlines d) united airlines e) delta airlines f) air canada g) american airlines h) british airways return_date=9th of this month outbound_departure_time=3:10 pm origin_city=las vegas destination_city=sd departure_date=6th of this month [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport? [system] it goes to sfo international airport and arrives at 2:11 pm. [user] that sounds like a winner [system] should i get tickets for it? [user] yes, and please make them economy tickets. [system] please confirm that you are 1 person traveling in economy. you are leaving from seattle and going to san francisco on alaska airlines next monday at 12 pm and will return next wednesday at 2:55 pm. [user] yes, that sounds great. when will my return flight arrive and which airport does the flight depart from?
State: [state] refundable=none passengers=d seating_class=d inbound_departure_time=2:55 pm airlines=c return_date=6th of march outbound_departure_time=12 pm origin_city=seattle destination_city=sfo departure_date=4th of march

[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=c of possible values a) delta airlines b) air france c) southwest airlines d) british airways e) american airlines f) alaska airlines g) air canada h) united airlines outbound_departure_time=3:10 pm departure_date=6th of this month origin_city=las vegas inbound_departure_time=8:25 pm passengers=d of possible values a) 2 b) 3 c) 4 d) 1 seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy destination_city=sd refundable=b of possible values a) false b) true [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport? [system] it goes to sfo international airport and arrives at 2:11 pm. [user] that sounds like a winner [system] should i get tickets for it? [user] yes, and please make them economy tickets. [system] please confirm that you are 1 person traveling in economy. you are leaving from seattle and going to san francisco on alaska airlines next monday at 12 pm and will return next wednesday at 2:55 pm. [user] yes, that sounds great. when will my return flight arrive and which airport does the flight depart from? [system] your ticket has been confirmed. the flight departs from seattle-tacoma international airport and the return flight arrives at 5:06 pm. [user] thank you for helping
State: [state] return_date=6th of march airlines=f outbound_departure_time=12 pm departure_date=4th of march origin_city=seattle inbound_departure_time=2:55 pm passengers=d seating_class=d destination_city=sfo 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] origin_city=las vegas passengers=d of possible values a) 2 b) 4 c) 3 d) 1 return_date=9th of this month outbound_departure_time=3:10 pm destination_city=sd inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy departure_date=6th of this month airlines=a of possible values a) southwest airlines b) air france c) alaska airlines d) united airlines e) delta airlines f) british airways g) air canada h) american airlines refundable=a of possible values a) true b) false [context] [user] would you search for one way flights? [system] where are you going? [user] i'm going to sfo. [system] when will you leave and from where? [user] i want to leave on the 4th of march from seattle, wa. [system] how about this alaska airlines flight? it leaves at 12 pm and has 0 stops. it costs $119. [user] when will the onward flight arrive and is it refundable? [system] sorry but the ticket is not refundable. it arrives at 2:11 pm. [user] that sounds good to me. [system] would you like these tickets? [user] no, do ont buy me tickets. would you search for round trip flights? [system] when will you come back? [user] i want to return on the 6th of march. [system] so i have 1 good flight for you. it's an alaska airlines flight and it leaves at 12 pm. the return flight leaves at 2:55 pm. it costs $127. [user] when will the outbound flight arrive and to which airport? [system] it goes to sfo international airport and arrives at 2:11 pm. [user] that sounds like a winner [system] should i get tickets for it? [user] yes, and please make them economy tickets. [system] please confirm that you are 1 person traveling in economy. you are leaving from seattle and going to san francisco on alaska airlines next monday at 12 pm and will return next wednesday at 2:55 pm. [user] yes, that sounds great. when will my return flight arrive and which airport does the flight depart from? [system] your ticket has been confirmed. the flight departs from seattle-tacoma international airport and the return flight arrives at 5:06 pm. [user] thank you for helping [system] do you need anything else? [user] no, that is all.
State: [state] origin_city=seattle passengers=d return_date=6th of march outbound_departure_time=12 pm destination_city=sfo inbound_departure_time=2:55 pm seating_class=d departure_date=4th of march airlines=c refundable=none