[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 departure_date=6th of this month return_date=9th of this month airlines=e of possible values a) american airlines b) alaska airlines c) british airways d) air canada e) southwest airlines f) united airlines g) delta airlines h) air france outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true 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) first class b) business c) premium economy d) economy destination_city=sd [context] [user] i need a one-way flight.
State: [state] origin_city=none departure_date=none return_date=none airlines=none outbound_departure_time=none refundable=none inbound_departure_time=none passengers=none seating_class=none destination_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] return_date=9th of this month passengers=d of possible values a) 4 b) 2 c) 3 d) 1 outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm destination_city=sd origin_city=las vegas airlines=e of possible values a) air canada b) air france c) american airlines d) alaska airlines e) southwest airlines f) delta airlines g) united airlines h) british airways seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business departure_date=6th of this month refundable=b of possible values a) false b) true [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday.
State: [state] return_date=none passengers=none outbound_departure_time=none inbound_departure_time=none destination_city=seattle, wa origin_city=none airlines=none seating_class=none departure_date=next wednesday 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] airlines=c of possible values a) delta airlines b) american airlines c) southwest airlines d) alaska airlines e) air france f) british airways g) united airlines h) air canada return_date=9th of this month outbound_departure_time=3:10 pm departure_date=6th of this month origin_city=las vegas passengers=b of possible values a) 2 b) 1 c) 3 d) 4 destination_city=sd refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) economy b) first class c) premium economy d) business inbound_departure_time=8:25 pm [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy.
State: [state] airlines=none return_date=none outbound_departure_time=none departure_date=next wednesday origin_city=san fran passengers=none destination_city=seattle, wa refundable=none seating_class=a 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 outbound_departure_time=3:10 pm airlines=g of possible values a) american airlines b) air canada c) air france d) alaska airlines e) united airlines f) delta airlines g) southwest airlines h) british airways origin_city=las vegas departure_date=6th of this month passengers=c of possible values a) 2 b) 4 c) 1 d) 3 destination_city=sd seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy refundable=b of possible values a) false b) true return_date=9th of this month [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england?
State: [state] inbound_departure_time=none outbound_departure_time=none airlines=none origin_city=san fran departure_date=next wednesday passengers=none destination_city=london, england seating_class=a refundable=none return_date=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 seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy passengers=a of possible values a) 1 b) 4 c) 2 d) 3 inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm destination_city=sd departure_date=6th of this month airlines=f of possible values a) united airlines b) air france c) air canada d) delta airlines e) british airways f) southwest airlines g) american airlines h) alaska airlines origin_city=las vegas refundable=a of possible values a) true b) false [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco?
State: [state] return_date=none seating_class=d passengers=none inbound_departure_time=none outbound_departure_time=none destination_city=london, england departure_date=next wednesday airlines=none origin_city=san fran 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 return_date=9th of this month origin_city=las vegas passengers=a of possible values a) 1 b) 4 c) 3 d) 2 airlines=d of possible values a) alaska airlines b) american airlines c) british airways d) southwest airlines e) united airlines f) air canada g) delta airlines h) air france seating_class=dontcare of possible values a) first class b) premium economy c) economy d) business outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false destination_city=sd inbound_departure_time=8:25 pm [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco? [system] the flight arrives in london at 6:37 am. the flight departs from sfo international airport. [user] are there any other flights? maybe something that departs a little later in the morning?
State: [state] departure_date=next wednesday return_date=none origin_city=san fran passengers=none airlines=none seating_class=c outbound_departure_time=none refundable=none destination_city=london, england 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] refundable=b of possible values a) false b) true origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business destination_city=sd inbound_departure_time=8:25 pm return_date=9th of this month airlines=c of possible values a) american airlines b) united airlines c) southwest airlines d) delta airlines e) alaska airlines f) british airways g) air france h) air canada passengers=b of possible values a) 4 b) 1 c) 3 d) 2 outbound_departure_time=3:10 pm [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco? [system] the flight arrives in london at 6:37 am. the flight departs from sfo international airport. [user] are there any other flights? maybe something that departs a little later in the morning? [system] delta airlines has a flight that departs at 10:05 am. it has 1 stop. the price of the economy ticket is $370. [user] yeah, that sounds good. i want to purchase that one-way ticket to london, england.
State: [state] refundable=none origin_city=san fran departure_date=next wednesday seating_class=c destination_city=london, england inbound_departure_time=none return_date=none airlines=d passengers=none outbound_departure_time=10:05 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] origin_city=las vegas passengers=c of possible values a) 4 b) 2 c) 1 d) 3 inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true return_date=9th of this month destination_city=sd outbound_departure_time=3:10 pm departure_date=6th of this month seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy airlines=h of possible values a) delta airlines b) united airlines c) american airlines d) air france e) british airways f) alaska airlines g) air canada h) southwest airlines [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco? [system] the flight arrives in london at 6:37 am. the flight departs from sfo international airport. [user] are there any other flights? maybe something that departs a little later in the morning? [system] delta airlines has a flight that departs at 10:05 am. it has 1 stop. the price of the economy ticket is $370. [user] yeah, that sounds good. i want to purchase that one-way ticket to london, england. [system] please confirm the following: 1 economy ticket, delta airlines flight departing from san francisco next wednesday and arriving in london, england. [user] did you say one ticket?
State: [state] origin_city=san fran passengers=c inbound_departure_time=none refundable=none return_date=none destination_city=london outbound_departure_time=10:05 am departure_date=next wednesday seating_class=a airlines=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] return_date=9th of this month passengers=b of possible values a) 4 b) 1 c) 3 d) 2 destination_city=sd outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) premium economy b) first class c) business d) economy inbound_departure_time=8:25 pm origin_city=las vegas refundable=b of possible values a) false b) true airlines=b of possible values a) american airlines b) southwest airlines c) alaska airlines d) delta airlines e) british airways f) united airlines g) air canada h) air france departure_date=6th of this month [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco? [system] the flight arrives in london at 6:37 am. the flight departs from sfo international airport. [user] are there any other flights? maybe something that departs a little later in the morning? [system] delta airlines has a flight that departs at 10:05 am. it has 1 stop. the price of the economy ticket is $370. [user] yeah, that sounds good. i want to purchase that one-way ticket to london, england. [system] please confirm the following: 1 economy ticket, delta airlines flight departing from san francisco next wednesday and arriving in london, england. [user] did you say one ticket? [system] yes, 1 economy ticket. [user] okay. just wondering, is that ticket refundable?
State: [state] return_date=none passengers=b destination_city=london outbound_departure_time=10:05 am seating_class=d inbound_departure_time=none origin_city=san fran refundable=none airlines=d departure_date=next wednesday

[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 return_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 3 d) 2 origin_city=las vegas departure_date=6th of this month inbound_departure_time=8:25 pm airlines=d of possible values a) united airlines b) air france c) alaska airlines d) southwest airlines e) delta airlines f) british airways g) air canada h) american airlines outbound_departure_time=3:10 pm destination_city=sd seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class [context] [user] i need a one-way flight. [system] what is the departure city and the arrival city, and for what date? [user] i will be going to seattle, wa and i want to leave next wednesday. [system] and what is the departure city? [user] i will be leaving from san fran and i want to travel in economy. [system] there is an alaska airlines flight from san francisco to seattle that departs at 2:55 pm with 0 stops. the price of the one-way ticket is $119. [user] how about the same day from san francisco to london, england? [system] there is an american airlines flight that departs san francisco at 7:05 am to london, england with 1 stop. the price of the economy ticket is $395. [user] when does that flight arrive in london? and did you say it departs from san francisco? [system] the flight arrives in london at 6:37 am. the flight departs from sfo international airport. [user] are there any other flights? maybe something that departs a little later in the morning? [system] delta airlines has a flight that departs at 10:05 am. it has 1 stop. the price of the economy ticket is $370. [user] yeah, that sounds good. i want to purchase that one-way ticket to london, england. [system] please confirm the following: 1 economy ticket, delta airlines flight departing from san francisco next wednesday and arriving in london, england. [user] did you say one ticket? [system] yes, 1 economy ticket. [user] okay. just wondering, is that ticket refundable? [system] your ticket has been purchased. no, the ticket is not refundable. [user] okay. that will work. that's it.
State: [state] refundable=none return_date=none passengers=a origin_city=san fran departure_date=next wednesday inbound_departure_time=none airlines=e outbound_departure_time=10:05 am destination_city=london seating_class=c