[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) 3 c) 4 d) 2 refundable=b of possible values a) false b) true destination_city=sd outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm return_date=9th of this month airlines=g of possible values a) united airlines b) delta airlines c) air france d) alaska airlines e) air canada f) british airways g) southwest airlines h) american airlines origin_city=las vegas departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas?
State: [state] passengers=none refundable=none destination_city=none outbound_departure_time=none inbound_departure_time=none return_date=none airlines=h origin_city=vegas departure_date=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] departure_date=6th of this month 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 return_date=9th of this month airlines=f of possible values a) american airlines b) united airlines c) alaska airlines d) air france e) british airways f) southwest airlines g) air canada h) delta airlines refundable=b of possible values a) false b) true passengers=d of possible values a) 3 b) 4 c) 2 d) 1 outbound_departure_time=3:10 pm origin_city=las vegas [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th.
State: [state] departure_date=march 5th inbound_departure_time=none destination_city=none seating_class=none return_date=march 12th airlines=a refundable=none passengers=none outbound_departure_time=none origin_city=vegas

[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 destination_city=sd passengers=c of possible values a) 2 b) 4 c) 1 d) 3 refundable=a of possible values a) true b) false airlines=h of possible values a) united airlines b) british airways c) air france d) alaska airlines e) air canada f) american airlines g) delta airlines h) southwest airlines seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran.
State: [state] origin_city=vegas departure_date=march 5th return_date=march 12th destination_city=san fran passengers=none refundable=none airlines=f seating_class=c 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] origin_city=las vegas destination_city=sd departure_date=6th of this month return_date=9th of this month airlines=c of possible values a) air canada b) united airlines c) southwest airlines d) air france e) delta airlines f) american airlines g) british airways h) alaska airlines seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm passengers=b of possible values a) 2 b) 1 c) 3 d) 4 refundable=a of possible values a) true b) false [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive?
State: [state] origin_city=vegas destination_city=san fran departure_date=march 5th return_date=march 12th airlines=f seating_class=b outbound_departure_time=none inbound_departure_time=none passengers=none 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=b of possible values a) 2 b) 1 c) 3 d) 4 departure_date=6th of this month return_date=9th of this month airlines=g of possible values a) british airways b) air france c) alaska airlines d) american airlines e) delta airlines f) air canada g) southwest airlines h) united airlines origin_city=las vegas seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class outbound_departure_time=3:10 pm destination_city=sd refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive? [system] the flight departs from mccarran international airport and arrives at 7:05 pm. [user] that flight is perfect.
State: [state] passengers=none departure_date=march 5th return_date=march 12th airlines=d origin_city=vegas seating_class=c outbound_departure_time=5:30 am destination_city=san fran refundable=none inbound_departure_time=5:30 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] passengers=a of possible values a) 1 b) 4 c) 2 d) 3 seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class destination_city=sd return_date=9th of this month inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true departure_date=6th of this month origin_city=las vegas outbound_departure_time=3:10 pm airlines=h of possible values a) american airlines b) delta airlines c) air france d) united airlines e) alaska airlines f) british airways g) air canada h) southwest airlines [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive? [system] the flight departs from mccarran international airport and arrives at 7:05 pm. [user] that flight is perfect. [system] shall i purchase the tickets? [user] yes, please book the ticket.
State: [state] passengers=none seating_class=c destination_city=san fran return_date=march 12th inbound_departure_time=5:30 pm refundable=none departure_date=march 5th origin_city=vegas outbound_departure_time=5:30 am 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] seating_class=dontcare of possible values a) business b) premium economy c) first class d) economy departure_date=6th of this month passengers=b of possible values a) 2 b) 1 c) 4 d) 3 outbound_departure_time=3:10 pm origin_city=las vegas destination_city=sd refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm return_date=9th of this month airlines=c of possible values a) air canada b) alaska airlines c) southwest airlines d) air france e) united airlines f) delta airlines g) british airways h) american airlines [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive? [system] the flight departs from mccarran international airport and arrives at 7:05 pm. [user] that flight is perfect. [system] shall i purchase the tickets? [user] yes, please book the ticket. [system] kindly confirm that the airlines is american airlines leaving from las vegas next tuesday at 5:30 am to san francisco and returns on march 12th at 5:30 pm. this booking is for 1 pas sager in economy. [user] that is perfect.
State: [state] seating_class=d departure_date=march 5th passengers=b outbound_departure_time=5:30 am origin_city=las vegas destination_city=san fran refundable=none inbound_departure_time=5:30 pm return_date=march 12th airlines=h

[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=a of possible values a) southwest airlines b) alaska airlines c) united airlines d) british airways e) air france f) air canada g) american airlines h) delta airlines passengers=a of possible values a) 1 b) 4 c) 3 d) 2 return_date=9th of this month departure_date=6th of this month seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy inbound_departure_time=8:25 pm refundable=b of possible values a) false b) true destination_city=sd origin_city=las vegas [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive? [system] the flight departs from mccarran international airport and arrives at 7:05 pm. [user] that flight is perfect. [system] shall i purchase the tickets? [user] yes, please book the ticket. [system] kindly confirm that the airlines is american airlines leaving from las vegas next tuesday at 5:30 am to san francisco and returns on march 12th at 5:30 pm. this booking is for 1 pas sager in economy. [user] that is perfect. [system] i confirm the booking of your ticket. [user] your assistance is appreciated.
State: [state] outbound_departure_time=5:30 am airlines=g passengers=a return_date=march 12th departure_date=march 5th seating_class=b inbound_departure_time=5:30 pm refundable=none destination_city=san fran origin_city=las vegas

[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) air canada b) southwest airlines c) air france d) american airlines e) alaska airlines f) delta airlines g) british airways h) united airlines passengers=c of possible values a) 3 b) 4 c) 1 d) 2 return_date=9th of this month outbound_departure_time=3:10 pm departure_date=6th of this month origin_city=las vegas inbound_departure_time=8:25 pm seating_class=dontcare of possible values a) business b) first class c) economy d) premium economy refundable=a of possible values a) true b) false destination_city=sd [context] [user] i really like american airlines, could you search for some flights for me leaving from vegas? [system] what is your departure date and date of return? [user] i would like to leave on march 5th and return on march 12th. [system] are you planning to visit any places? [user] i would like to travel in economy and will be visiting san fran. [system] for the ticket price of $109, you can have an american airlines flight leaving at 5:30 am and returning flight at 5:30 pm. [user] from which airport does the flight depart and when does the return flight arrive? [system] the flight departs from mccarran international airport and arrives at 7:05 pm. [user] that flight is perfect. [system] shall i purchase the tickets? [user] yes, please book the ticket. [system] kindly confirm that the airlines is american airlines leaving from las vegas next tuesday at 5:30 am to san francisco and returns on march 12th at 5:30 pm. this booking is for 1 pas sager in economy. [user] that is perfect. [system] i confirm the booking of your ticket. [user] your assistance is appreciated. [system] can i be of further assistance? [user] that will be all.
State: [state] airlines=d passengers=c return_date=march 12th outbound_departure_time=5:30 am departure_date=march 5th origin_city=las vegas inbound_departure_time=5:30 pm seating_class=c refundable=none destination_city=san fran