[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 destination_city=sd origin_city=las vegas refundable=a of possible values a) true b) false airlines=g of possible values a) british airways b) american airlines c) united airlines d) air canada e) alaska airlines f) delta airlines g) southwest airlines h) air france departure_date=6th of this month outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm passengers=b of possible values a) 4 b) 1 c) 3 d) 2 seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week.
State: [state] return_date=none destination_city=none origin_city=none refundable=none airlines=none departure_date=friday next week outbound_departure_time=none inbound_departure_time=none passengers=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] passengers=d of possible values a) 3 b) 4 c) 2 d) 1 outbound_departure_time=3:10 pm departure_date=6th of this month return_date=9th of this month inbound_departure_time=8:25 pm airlines=a of possible values a) southwest airlines b) air france c) delta airlines d) air canada e) american airlines f) united airlines g) alaska airlines h) british airways origin_city=las vegas destination_city=sd refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month.
State: [state] passengers=none outbound_departure_time=none departure_date=4th of this month return_date=none inbound_departure_time=none airlines=none origin_city=los angeles destination_city=seattle refundable=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=b of possible values a) united airlines b) southwest airlines c) american airlines d) alaska airlines e) british airways f) air canada g) air france h) delta airlines outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class inbound_departure_time=8:25 pm destination_city=sd departure_date=6th of this month origin_city=las vegas passengers=d of possible values a) 3 b) 2 c) 4 d) 1 return_date=9th of this month [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th.
State: [state] airlines=none outbound_departure_time=none refundable=none seating_class=none inbound_departure_time=none destination_city=seattle departure_date=4th of this month origin_city=los angeles passengers=none return_date=march 7th

[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 destination_city=sd refundable=b of possible values a) false b) true origin_city=las vegas departure_date=6th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 return_date=9th of this month outbound_departure_time=3:10 pm airlines=d of possible values a) alaska airlines b) united airlines c) delta airlines d) southwest airlines e) air canada f) air france g) american airlines h) british airways inbound_departure_time=8:25 pm [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work?
State: [state] seating_class=a destination_city=seattle refundable=none origin_city=los angeles departure_date=4th of this month passengers=none return_date=march 7th outbound_departure_time=none airlines=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] seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy passengers=d of possible values a) 3 b) 2 c) 4 d) 1 origin_city=las vegas return_date=9th of this month inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm departure_date=6th of this month refundable=a of possible values a) true b) false airlines=e of possible values a) delta airlines b) air france c) british airways d) united airlines e) southwest airlines f) air canada g) american airlines h) alaska airlines destination_city=sd [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group.
State: [state] seating_class=d passengers=c origin_city=los angeles return_date=march 7th inbound_departure_time=none outbound_departure_time=none departure_date=4th of this month refundable=none airlines=none destination_city=seattle

[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) british airways e) american airlines f) delta airlines g) air canada h) air france origin_city=las vegas departure_date=6th of this month inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm passengers=b of possible values a) 4 b) 1 c) 2 d) 3 return_date=9th of this month refundable=b of possible values a) false b) true destination_city=sd seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive?
State: [state] airlines=none origin_city=los angeles departure_date=4th of this month inbound_departure_time=none outbound_departure_time=none passengers=a return_date=march 7th refundable=none destination_city=seattle seating_class=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] departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business airlines=b of possible values a) alaska airlines b) southwest airlines c) delta airlines d) air france e) american airlines f) air canada g) united airlines h) british airways return_date=9th of this month origin_city=las vegas refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 3 c) 2 d) 4 destination_city=sd inbound_departure_time=8:25 pm [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive? [system] it'll land at 9:37 am. [user] okay, and which airport is the flight from? when does the return flight arrive?
State: [state] departure_date=4th of this month seating_class=c airlines=none return_date=march 7th origin_city=los angeles refundable=none outbound_departure_time=none passengers=d destination_city=seattle 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 airlines=g of possible values a) british airways b) air france c) air canada d) alaska airlines e) delta airlines f) united airlines g) southwest airlines h) american airlines departure_date=6th of this month passengers=d of possible values a) 4 b) 2 c) 3 d) 1 origin_city=las vegas refundable=a of possible values a) true b) false outbound_departure_time=3:10 pm destination_city=sd seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive? [system] it'll land at 9:37 am. [user] okay, and which airport is the flight from? when does the return flight arrive? [system] it's flying out of lax international airport. the return flight will touch down at 12:40 pm. [user] okay, this flight seems like a good fit.
State: [state] inbound_departure_time=7:55 am return_date=march 7th airlines=e departure_date=4th of this month passengers=a origin_city=los angeles refundable=none outbound_departure_time=6:50 am destination_city=seattle seating_class=a

[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 refundable=b of possible values a) false b) true return_date=9th of this month departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class destination_city=sd passengers=a of possible values a) 1 b) 4 c) 2 d) 3 outbound_departure_time=3:10 pm origin_city=las vegas airlines=h of possible values a) air canada b) british airways c) american airlines d) delta airlines e) alaska airlines f) united airlines g) air france h) southwest airlines [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive? [system] it'll land at 9:37 am. [user] okay, and which airport is the flight from? when does the return flight arrive? [system] it's flying out of lax international airport. the return flight will touch down at 12:40 pm. [user] okay, this flight seems like a good fit. [system] do you want me to purchase tickets for it now? [user] no, that's okay. can you find me some one-way flights now?
State: [state] inbound_departure_time=7:55 am refundable=none return_date=march 7th departure_date=4th of this month seating_class=b destination_city=seattle passengers=b outbound_departure_time=6:50 am origin_city=los angeles airlines=d

[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=b of possible values a) american airlines b) southwest airlines c) alaska airlines d) british airways e) air france f) united airlines g) air canada h) delta airlines inbound_departure_time=8:25 pm destination_city=sd passengers=b of possible values a) 4 b) 1 c) 2 d) 3 origin_city=las vegas refundable=b of possible values a) false b) true return_date=9th of this month seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy outbound_departure_time=3:10 pm [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive? [system] it'll land at 9:37 am. [user] okay, and which airport is the flight from? when does the return flight arrive? [system] it's flying out of lax international airport. the return flight will touch down at 12:40 pm. [user] okay, this flight seems like a good fit. [system] do you want me to purchase tickets for it now? [user] no, that's okay. can you find me some one-way flights now? [system] sure. i've found a delta airlines flight at $124. it'll leave at 6:50 am and has 0 layovers. [user] hmm, that flight's also a good choice.
State: [state] departure_date=4th of this month airlines=h inbound_departure_time=7:55 am destination_city=seattle passengers=a origin_city=los angeles refundable=none return_date=march 7th seating_class=b outbound_departure_time=6:50 am

[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=d of possible values a) air france b) british airways c) american airlines d) southwest airlines e) united airlines f) delta airlines g) air canada h) alaska airlines seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm destination_city=sd inbound_departure_time=8:25 pm departure_date=6th of this month origin_city=las vegas return_date=9th of this month passengers=d of possible values a) 2 b) 3 c) 4 d) 1 [context] [user] i'd like help finding round trip flights. i'll be leaving on friday next week. [system] what destination did you have in mind, and where did you want to fly out of? [user] i'll be flying out of los angeles to head to seattle on the 4th of this month. [system] when did you want the return flight to be? [user] i'd like to return on march 7th. [system] alright, let me see here. i've found 5 convenient flights matching that criteria. there's an alaska airlines flight at $154. it leaves at 7:10 pm, and the trip back is at 3:45 pm. [user] i want to travel economy. what are the other flights that'll work? [system] i've narrowed it down to 4 flights then. there's an american airlines flight for $136. it'll leave at 11:45 pm, and the return flight is at 8:15 am. [user] let's keep going through available flights. i have four people in my group. [system] okay, there are 3 convenient flights still. there's a delta airlines flight at $163. this one leaves at 6:50 am. the return flight is at 7:55 am. [user] when does the flight out there arrive? [system] it'll land at 9:37 am. [user] okay, and which airport is the flight from? when does the return flight arrive? [system] it's flying out of lax international airport. the return flight will touch down at 12:40 pm. [user] okay, this flight seems like a good fit. [system] do you want me to purchase tickets for it now? [user] no, that's okay. can you find me some one-way flights now? [system] sure. i've found a delta airlines flight at $124. it'll leave at 6:50 am and has 0 layovers. [user] hmm, that flight's also a good choice. [system] did you need help with anything else? [user] no, i'm good for now. thanks.
State: [state] airlines=f seating_class=c refundable=none outbound_departure_time=6:50 am destination_city=seattle inbound_departure_time=7:55 am departure_date=4th of this month origin_city=los angeles return_date=march 7th passengers=c