[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 passengers=b of possible values a) 2 b) 1 c) 3 d) 4 origin_city=las vegas airlines=g of possible values a) american airlines b) air france c) united airlines d) alaska airlines e) air canada f) british airways g) southwest airlines h) delta airlines destination_city=sd departure_date=6th of this month refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class return_date=9th of this month inbound_departure_time=8:25 pm [context] [user] can you do a search for round trip flights?
State: [state] outbound_departure_time=none passengers=none origin_city=none airlines=none destination_city=none departure_date=none refundable=none seating_class=none return_date=none inbound_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] inbound_departure_time=8:25 pm return_date=9th of this month origin_city=las vegas seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business departure_date=6th of this month destination_city=sd refundable=b of possible values a) false b) true airlines=e of possible values a) air france b) air canada c) united airlines d) alaska airlines e) southwest airlines f) british airways g) delta airlines h) american airlines outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle.
State: [state] inbound_departure_time=none return_date=none origin_city=seattle seating_class=none departure_date=none destination_city=none refundable=none airlines=none outbound_departure_time=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] seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class airlines=e of possible values a) delta airlines b) united airlines c) air france d) air canada e) southwest airlines f) british airways g) american airlines h) alaska airlines inbound_departure_time=8:25 pm return_date=9th of this month origin_city=las vegas passengers=a of possible values a) 1 b) 2 c) 3 d) 4 refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm departure_date=6th of this month destination_city=sd [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month.
State: [state] seating_class=none airlines=none inbound_departure_time=none return_date=12th of this month origin_city=seattle passengers=none refundable=none outbound_departure_time=none departure_date=none destination_city=los angeles

[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 seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class return_date=9th of this month airlines=a of possible values a) southwest airlines b) air france c) air canada d) delta airlines e) british airways f) alaska airlines g) united airlines h) american airlines departure_date=6th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 destination_city=sd refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday.
State: [state] origin_city=seattle seating_class=none return_date=12th of this month airlines=none departure_date=this saturday passengers=none destination_city=los angeles refundable=none inbound_departure_time=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] seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business origin_city=las vegas airlines=f of possible values a) united airlines b) air canada c) air france d) delta airlines e) british airways f) southwest airlines g) alaska airlines h) american airlines refundable=a of possible values a) true b) false destination_city=sd return_date=9th of this month inbound_departure_time=8:25 pm departure_date=6th of this month outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 3 d) 2 [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport?
State: [state] seating_class=none origin_city=seattle airlines=none refundable=none destination_city=los angeles return_date=12th of this month inbound_departure_time=none departure_date=this saturday outbound_departure_time=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] return_date=9th of this month passengers=a of possible values a) 1 b) 2 c) 3 d) 4 destination_city=sd origin_city=las vegas seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy airlines=g of possible values a) united airlines b) american airlines c) air canada d) alaska airlines e) delta airlines f) british airways g) southwest airlines h) air france departure_date=6th of this month refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines
State: [state] return_date=12th of this month passengers=c destination_city=los angeles origin_city=seattle seating_class=none airlines=a departure_date=this saturday refundable=none outbound_departure_time=none inbound_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] passengers=c of possible values a) 2 b) 3 c) 1 d) 4 origin_city=las vegas seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy inbound_departure_time=8:25 pm airlines=f of possible values a) alaska airlines b) air france c) british airways d) delta airlines e) air canada f) southwest airlines g) united airlines h) american airlines destination_city=sd departure_date=6th of this month refundable=a of possible values a) true b) false return_date=9th of this month outbound_departure_time=3:10 pm [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines [system] okay, i found 1 united airlines flight that leaves at 12:30 pm. the return flight leaves at 11:45 pm. the ticket is $136. [user] sounds good, can you buy the tickets?
State: [state] passengers=b origin_city=seattle seating_class=none inbound_departure_time=11:45 pm airlines=g destination_city=los angeles departure_date=this saturday refundable=none return_date=12th of this month outbound_departure_time=12:30 pm

[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 origin_city=las vegas airlines=a of possible values a) southwest airlines b) alaska airlines c) delta airlines d) air canada e) air france f) united airlines g) american airlines h) british airways destination_city=sd outbound_departure_time=3:10 pm return_date=9th of this month seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy refundable=a of possible values a) true b) false passengers=c of possible values a) 4 b) 3 c) 1 d) 2 inbound_departure_time=8:25 pm [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines [system] okay, i found 1 united airlines flight that leaves at 12:30 pm. the return flight leaves at 11:45 pm. the ticket is $136. [user] sounds good, can you buy the tickets? [system] yes, please confirm the details of your united airlines flight departing tomorrow from seattle at 12:30 pm. the return flight leaves from los angeles on march 12th at 11:45 pm. i'm buying 3 economy tickets. [user] no, buy premium economy.
State: [state] departure_date=this saturday origin_city=seattle airlines=f destination_city=los angeles outbound_departure_time=12:30 pm return_date=12th of this month seating_class=a refundable=none passengers=b inbound_departure_time=11:45 pm

[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) air canada b) british airways c) southwest airlines d) united airlines e) american airlines f) delta airlines g) alaska airlines h) air france origin_city=las vegas return_date=9th of this month departure_date=6th of this month seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy passengers=c of possible values a) 4 b) 2 c) 1 d) 3 outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm destination_city=sd [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines [system] okay, i found 1 united airlines flight that leaves at 12:30 pm. the return flight leaves at 11:45 pm. the ticket is $136. [user] sounds good, can you buy the tickets? [system] yes, please confirm the details of your united airlines flight departing tomorrow from seattle at 12:30 pm. the return flight leaves from los angeles on march 12th at 11:45 pm. i'm buying 3 economy tickets. [user] no, buy premium economy. [system] okay, please confirm that i'm buying premium economy to los angeles. [user] yup, sounds good.
State: [state] airlines=d origin_city=seattle return_date=12th of this month departure_date=this saturday seating_class=d passengers=d outbound_departure_time=12:30 pm refundable=none inbound_departure_time=11:45 pm destination_city=los angeles

[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 departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy return_date=9th of this month passengers=c of possible values a) 2 b) 3 c) 1 d) 4 airlines=d of possible values a) alaska airlines b) british airways c) american airlines d) southwest airlines e) delta airlines f) united airlines g) air canada h) air france inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true origin_city=las vegas destination_city=sd [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines [system] okay, i found 1 united airlines flight that leaves at 12:30 pm. the return flight leaves at 11:45 pm. the ticket is $136. [user] sounds good, can you buy the tickets? [system] yes, please confirm the details of your united airlines flight departing tomorrow from seattle at 12:30 pm. the return flight leaves from los angeles on march 12th at 11:45 pm. i'm buying 3 economy tickets. [user] no, buy premium economy. [system] okay, please confirm that i'm buying premium economy to los angeles. [user] yup, sounds good. [system] your ticket is confirmed. [user] thanks, that's great.
State: [state] outbound_departure_time=12:30 pm departure_date=this saturday seating_class=a return_date=12th of this month passengers=b airlines=f inbound_departure_time=11:45 pm refundable=none origin_city=seattle destination_city=los angeles

[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 destination_city=sd passengers=d of possible values a) 4 b) 3 c) 2 d) 1 return_date=9th of this month departure_date=6th of this month outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class inbound_departure_time=8:25 pm origin_city=las vegas airlines=h of possible values a) alaska airlines b) air canada c) delta airlines d) air france e) british airways f) american airlines g) united airlines h) southwest airlines [context] [user] can you do a search for round trip flights? [system] sure, where are you departing from? [user] i'm leaving from seattle. [system] where are you going, and when are you coming back? [user] i'm going to los angeles and i'm coming back on the 12th of this month. [system] when are you leaving? [user] leaving this saturday. [system] i've found 5 flights. how about an alaska airlines flight leaving at 3:45 pm and returning at 7:10 pm. it costs $151. [user] does it have zero stops? what's the arrival airport? [system] yes, it has 0 stops and it arrives in lax international airport. [user] what about the other flights? look for three tickets. i prefer united airlines [system] okay, i found 1 united airlines flight that leaves at 12:30 pm. the return flight leaves at 11:45 pm. the ticket is $136. [user] sounds good, can you buy the tickets? [system] yes, please confirm the details of your united airlines flight departing tomorrow from seattle at 12:30 pm. the return flight leaves from los angeles on march 12th at 11:45 pm. i'm buying 3 economy tickets. [user] no, buy premium economy. [system] okay, please confirm that i'm buying premium economy to los angeles. [user] yup, sounds good. [system] your ticket is confirmed. [user] thanks, that's great. [system] anything else i can help with? [user] nope, thanks again.
State: [state] refundable=none destination_city=los angeles passengers=b return_date=12th of this month departure_date=this saturday outbound_departure_time=12:30 pm seating_class=a inbound_departure_time=11:45 pm origin_city=seattle airlines=g