[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 inbound_departure_time=8:25 pm passengers=d of possible values a) 4 b) 3 c) 2 d) 1 return_date=9th of this month destination_city=sd airlines=c of possible values a) british airways b) united airlines c) southwest airlines d) air france e) air canada f) american airlines g) delta airlines h) alaska airlines seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class departure_date=6th of this month origin_city=las vegas refundable=a of possible values a) true b) false [context] [user] i need plane tickets for 1 please.
State: [state] outbound_departure_time=none inbound_departure_time=none passengers=d return_date=none destination_city=none airlines=none seating_class=none departure_date=none origin_city=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] return_date=9th of this month inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false origin_city=las vegas outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 2 d) 3 seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business airlines=c of possible values a) united airlines b) british airways c) southwest airlines d) air france e) air canada f) american airlines g) alaska airlines h) delta airlines departure_date=6th of this month destination_city=sd [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa.
State: [state] return_date=none inbound_departure_time=none refundable=none origin_city=seattle, wa outbound_departure_time=none passengers=a seating_class=none airlines=none departure_date=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] airlines=f of possible values a) british airways b) delta airlines c) alaska airlines d) united airlines e) american airlines f) southwest airlines g) air canada h) air france return_date=9th of this month refundable=b of possible values a) false b) true origin_city=las vegas destination_city=sd passengers=b of possible values a) 2 b) 1 c) 3 d) 4 departure_date=6th of this month inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march.
State: [state] airlines=e return_date=none refundable=none origin_city=seattle, wa destination_city=none passengers=b departure_date=1st of march inbound_departure_time=none outbound_departure_time=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] outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 2 d) 3 origin_city=las vegas inbound_departure_time=8:25 pm destination_city=sd departure_date=6th of this month return_date=9th of this month airlines=g of possible values a) american airlines b) delta airlines c) united airlines d) british airways e) air france f) alaska airlines g) southwest airlines h) air canada refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) business b) economy c) first class d) premium economy [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month.
State: [state] outbound_departure_time=none passengers=a origin_city=seattle, wa inbound_departure_time=quarter to 12 in the morning destination_city=none departure_date=1st of march return_date=11th of this month airlines=a 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] passengers=a of possible values a) 1 b) 4 c) 3 d) 2 departure_date=6th of this month origin_city=las vegas airlines=g of possible values a) alaska airlines b) air france c) air canada d) british airways e) united airlines f) delta airlines g) southwest airlines h) american airlines destination_city=sd inbound_departure_time=8:25 pm return_date=9th of this month refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) economy b) business c) premium economy d) first class outbound_departure_time=3:10 pm [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month. [system] what time do you want to depart, and where are you going? [user] to san diego at 7:45 in the morning.
State: [state] passengers=a departure_date=1st of march origin_city=seattle, wa airlines=h destination_city=san diego inbound_departure_time=quarter to 12 in the morning return_date=11th of this month refundable=none seating_class=none outbound_departure_time=7:45 in the morning

[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 inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 3 c) 2 d) 4 seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy destination_city=sd departure_date=6th of this month airlines=d of possible values a) american airlines b) united airlines c) delta airlines d) southwest airlines e) air canada f) air france g) british airways h) alaska airlines refundable=b of possible values a) false b) true return_date=9th of this month [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month. [system] what time do you want to depart, and where are you going? [user] to san diego at 7:45 in the morning. [system] i have a departure from seattle to san diego on american airlines today at 7:45 am. you are returning on march 11th at 11:45 am, economy class for 1. [user] no i want to leave at 6:45 am for my departing trip.
State: [state] origin_city=seattle inbound_departure_time=11:45 am outbound_departure_time=6:45 am passengers=a seating_class=none destination_city=san diego departure_date=1st of march airlines=a refundable=none return_date=11th of this month

[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 destination_city=sd refundable=b of possible values a) false b) true origin_city=las vegas return_date=9th of this month airlines=c of possible values a) british airways b) american airlines c) southwest airlines d) delta airlines e) air france f) air canada g) united airlines h) alaska airlines seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business inbound_departure_time=8:25 pm passengers=d of possible values a) 4 b) 3 c) 2 d) 1 departure_date=6th of this month [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month. [system] what time do you want to depart, and where are you going? [user] to san diego at 7:45 in the morning. [system] i have a departure from seattle to san diego on american airlines today at 7:45 am. you are returning on march 11th at 11:45 am, economy class for 1. [user] no i want to leave at 6:45 am for my departing trip. [system] i have a departure today at 6:45 am. [user] no i want to leave from vegas next friday.
State: [state] outbound_departure_time=6:45 am destination_city=san diego refundable=none origin_city=vegas return_date=11th of this month airlines=b seating_class=none inbound_departure_time=11:45 am passengers=d departure_date=next friday

[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=f of possible values a) air france b) delta airlines c) united airlines d) alaska airlines e) british airways f) southwest airlines g) american airlines h) air canada refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) premium economy b) first class c) economy d) business return_date=9th of this month outbound_departure_time=3:10 pm passengers=a of possible values a) 1 b) 4 c) 2 d) 3 inbound_departure_time=8:25 pm destination_city=sd origin_city=las vegas departure_date=6th of this month [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month. [system] what time do you want to depart, and where are you going? [user] to san diego at 7:45 in the morning. [system] i have a departure from seattle to san diego on american airlines today at 7:45 am. you are returning on march 11th at 11:45 am, economy class for 1. [user] no i want to leave at 6:45 am for my departing trip. [system] i have a departure today at 6:45 am. [user] no i want to leave from vegas next friday. [system] next friday from las vegas, is that correct? [user] yes, when does the flight arrive?
State: [state] airlines=g refundable=none seating_class=c return_date=11th of this month outbound_departure_time=6:45 am passengers=a inbound_departure_time=11:45 am destination_city=san diego origin_city=las vegas departure_date=next friday

[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) first class b) premium economy c) economy d) business outbound_departure_time=3:10 pm refundable=b of possible values a) false b) true departure_date=6th of this month return_date=9th of this month origin_city=las vegas inbound_departure_time=8:25 pm airlines=c of possible values a) alaska airlines b) air france c) southwest airlines d) delta airlines e) british airways f) air canada g) united airlines h) american airlines destination_city=sd passengers=a of possible values a) 1 b) 3 c) 4 d) 2 [context] [user] i need plane tickets for 1 please. [system] from where will you depart? [user] from seattle, wa. [system] when will you be departing? do you have an airline preference? [user] american airlines please on the 1st of march. [system] when will you return? do you have a time preference? [user] at a quarter to 12 in the morning on the 11th of this month. [system] what time do you want to depart, and where are you going? [user] to san diego at 7:45 in the morning. [system] i have a departure from seattle to san diego on american airlines today at 7:45 am. you are returning on march 11th at 11:45 am, economy class for 1. [user] no i want to leave at 6:45 am for my departing trip. [system] i have a departure today at 6:45 am. [user] no i want to leave from vegas next friday. [system] next friday from las vegas, is that correct? [user] yes, when does the flight arrive? [system] sorry, i couldn't book the tickets. can i help with anything else? [user] no, thank you.
State: [state] seating_class=c outbound_departure_time=6:45 am refundable=none departure_date=next friday return_date=11th of this month origin_city=las vegas inbound_departure_time=11:45 am airlines=h destination_city=san diego passengers=a