[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 airlines=g of possible values a) united airlines b) air france c) american airlines d) alaska airlines e) delta airlines f) british airways g) southwest airlines h) air canada seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm origin_city=las vegas return_date=9th of this month departure_date=6th of this month destination_city=sd passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i need help finding flights.
State: [state] inbound_departure_time=none airlines=none seating_class=none refundable=none outbound_departure_time=none origin_city=none return_date=none departure_date=none destination_city=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] outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business refundable=b of possible values a) false b) true destination_city=sd departure_date=6th of this month return_date=9th of this month inbound_departure_time=8:25 pm airlines=f of possible values a) alaska airlines b) united airlines c) air canada d) delta airlines e) british airways f) southwest airlines g) american airlines h) air france passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin_city=las vegas [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th.
State: [state] outbound_departure_time=none seating_class=none refundable=none destination_city=phoenix departure_date=7th of march return_date=march 12th inbound_departure_time=none airlines=none passengers=none origin_city=san fran

[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 return_date=9th of this month inbound_departure_time=8:25 pm origin_city=las vegas passengers=a of possible values a) 1 b) 2 c) 4 d) 3 destination_city=sd refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy airlines=h of possible values a) air france b) delta airlines c) british airways d) united airlines e) air canada f) alaska airlines g) american airlines h) southwest airlines departure_date=6th of this month [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable?
State: [state] outbound_departure_time=none return_date=march 12th inbound_departure_time=none origin_city=san fran passengers=none destination_city=phoenix refundable=none seating_class=none airlines=none departure_date=7th 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] inbound_departure_time=8:25 pm destination_city=sd seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business departure_date=6th of this month airlines=h of possible values a) delta airlines b) united airlines c) alaska airlines d) british airways e) american airlines f) air canada g) air france h) southwest airlines outbound_departure_time=3:10 pm origin_city=las vegas passengers=d of possible values a) 4 b) 3 c) 2 d) 1 return_date=9th of this month refundable=a of possible values a) true b) false [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have?
State: [state] inbound_departure_time=none destination_city=phoenix seating_class=none departure_date=7th of march airlines=none outbound_departure_time=none origin_city=san fran passengers=none return_date=march 12th 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] departure_date=6th of this month destination_city=sd passengers=d of possible values a) 2 b) 4 c) 3 d) 1 seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy 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 inbound_departure_time=8:25 pm airlines=g of possible values a) delta airlines b) united airlines c) alaska airlines d) air canada e) air france f) american airlines g) southwest airlines h) british airways [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have? [system] i have a delta airlines flight for $126. that flight leaves at 5:50 am and returns at 11:55 am. [user] i would like to leave friday next week. what else do you have?
State: [state] departure_date=friday next week destination_city=phoenix passengers=none seating_class=none refundable=none return_date=march 12th origin_city=san fran outbound_departure_time=none inbound_departure_time=none 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] refundable=b of possible values a) false b) true airlines=g of possible values a) delta airlines b) alaska airlines c) american airlines d) air canada e) air france f) united airlines g) southwest airlines h) british airways inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business passengers=b of possible values a) 2 b) 1 c) 3 d) 4 return_date=9th of this month destination_city=sd departure_date=6th of this month outbound_departure_time=3:10 pm origin_city=las vegas [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have? [system] i have a delta airlines flight for $126. that flight leaves at 5:50 am and returns at 11:55 am. [user] i would like to leave friday next week. what else do you have? [system] i have a ticket for $127 with southwest airlines. that one departs at 11:10 pm and the return flight leaves at 7:15 pm. [user] that works, this is for a short trip. are you able to book that for me?
State: [state] refundable=none airlines=g inbound_departure_time=7:15 pm seating_class=none passengers=none return_date=march 12th destination_city=phoenix departure_date=friday next week outbound_departure_time=11:10 pm origin_city=san fran

[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 seating_class=dontcare of possible values a) first class b) business c) premium economy d) economy destination_city=sd departure_date=6th of this month airlines=h of possible values a) air france b) alaska airlines c) delta airlines d) air canada e) british airways f) united airlines g) american airlines h) southwest airlines origin_city=las vegas passengers=b of possible values a) 4 b) 1 c) 3 d) 2 outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have? [system] i have a delta airlines flight for $126. that flight leaves at 5:50 am and returns at 11:55 am. [user] i would like to leave friday next week. what else do you have? [system] i have a ticket for $127 with southwest airlines. that one departs at 11:10 pm and the return flight leaves at 7:15 pm. [user] that works, this is for a short trip. are you able to book that for me? [system] please verify your plans. you need 1 economy ticket for southwest airlines. leaving san francisco next friday at 11:10 pm for phoenix and returning at 7:15 pm on march 12th. [user] yes, that is it.
State: [state] return_date=march 12th inbound_departure_time=7:15 pm seating_class=d destination_city=phoenix departure_date=friday next week airlines=h origin_city=san fran passengers=b outbound_departure_time=11:10 pm 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] passengers=c of possible values a) 3 b) 4 c) 1 d) 2 return_date=9th of this month destination_city=sd seating_class=dontcare of possible values a) premium economy b) economy c) business d) first class airlines=f of possible values a) alaska airlines b) american airlines c) air canada d) delta airlines e) united airlines f) southwest airlines g) british airways h) air france outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm departure_date=6th of this month origin_city=las vegas [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have? [system] i have a delta airlines flight for $126. that flight leaves at 5:50 am and returns at 11:55 am. [user] i would like to leave friday next week. what else do you have? [system] i have a ticket for $127 with southwest airlines. that one departs at 11:10 pm and the return flight leaves at 7:15 pm. [user] that works, this is for a short trip. are you able to book that for me? [system] please verify your plans. you need 1 economy ticket for southwest airlines. leaving san francisco next friday at 11:10 pm for phoenix and returning at 7:15 pm on march 12th. [user] yes, that is it. [system] i have booked that for you. [user] thanks for the assistance.
State: [state] passengers=c return_date=march 12th destination_city=phoenix seating_class=b airlines=f outbound_departure_time=11:10 pm refundable=none inbound_departure_time=7:15 pm departure_date=friday next week origin_city=san fran

[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 destination_city=sd outbound_departure_time=3:10 pm departure_date=6th of this month airlines=b of possible values a) delta airlines b) southwest airlines c) british airways d) air canada e) united airlines f) american airlines g) air france h) alaska airlines passengers=b of possible values a) 2 b) 1 c) 4 d) 3 seating_class=dontcare of possible values a) business b) premium economy c) first class d) economy refundable=a of possible values a) true b) false origin_city=las vegas [context] [user] i need help finding flights. [system] what are your departure and return dates? and where will you be leaving from? [user] i am leaving from san fran going to phoenix. i will be leaving the 7th of march and returning on march 12th. [system] okay, i have a ticket for $181 with american airlines. that flight leaves at 8:10 am and returns at 7:35 am. [user] what time does the onward flight land? and is that ticket refundable? [system] it arrives at 12:49 pm, and is a non refundable ticket. [user] what else do you have? [system] i have a delta airlines flight for $126. that flight leaves at 5:50 am and returns at 11:55 am. [user] i would like to leave friday next week. what else do you have? [system] i have a ticket for $127 with southwest airlines. that one departs at 11:10 pm and the return flight leaves at 7:15 pm. [user] that works, this is for a short trip. are you able to book that for me? [system] please verify your plans. you need 1 economy ticket for southwest airlines. leaving san francisco next friday at 11:10 pm for phoenix and returning at 7:15 pm on march 12th. [user] yes, that is it. [system] i have booked that for you. [user] thanks for the assistance. [system] anything else i can do for you today? [user] no, i'm all set, thanks.
State: [state] return_date=march 12th inbound_departure_time=7:15 pm destination_city=phoenix outbound_departure_time=11:10 pm departure_date=friday next week airlines=b passengers=b seating_class=d refundable=none origin_city=san fran