[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) first class b) premium economy c) business d) economy departure_date=6th of this month refundable=a of possible values a) true b) false destination_city=sd outbound_departure_time=3:10 pm passengers=b of possible values a) 3 b) 1 c) 2 d) 4 airlines=h of possible values a) air france b) united airlines c) american airlines d) alaska airlines e) british airways f) air canada g) delta airlines h) southwest airlines inbound_departure_time=8:25 pm origin_city=las vegas [context] [user] could you search for one-way flights for me? i am departing from sf.
State: [state] return_date=none seating_class=none departure_date=none refundable=none destination_city=none outbound_departure_time=none passengers=none airlines=none inbound_departure_time=none origin_city=sf

[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=a of possible values a) true b) false seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy passengers=d of possible values a) 2 b) 3 c) 4 d) 1 airlines=d of possible values a) delta airlines b) american airlines c) air canada d) southwest airlines e) alaska airlines f) air france g) british airways h) united airlines origin_city=las vegas destination_city=sd departure_date=6th of this month outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm return_date=9th of this month [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles.
State: [state] refundable=none seating_class=none passengers=none airlines=none origin_city=sf destination_city=los angeles departure_date=none outbound_departure_time=none inbound_departure_time=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] outbound_departure_time=3:10 pm passengers=d of possible values a) 2 b) 4 c) 3 d) 1 destination_city=sd inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false origin_city=las vegas return_date=9th of this month seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class airlines=a of possible values a) southwest airlines b) delta airlines c) british airways d) united airlines e) american airlines f) alaska airlines g) air canada h) air france departure_date=6th of this month [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd.
State: [state] outbound_departure_time=none passengers=none destination_city=los angeles inbound_departure_time=none refundable=none origin_city=sf return_date=none seating_class=none airlines=none departure_date=march 3rd

[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) economy d) premium economy refundable=a of possible values a) true b) false return_date=9th of this month departure_date=6th of this month airlines=f of possible values a) american airlines b) air canada c) alaska airlines d) united airlines e) british airways f) southwest airlines g) air france h) delta airlines outbound_departure_time=3:10 pm destination_city=sd origin_city=las vegas inbound_departure_time=8:25 pm passengers=c of possible values a) 3 b) 2 c) 1 d) 4 [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort.
State: [state] seating_class=none refundable=none return_date=none departure_date=march 3rd airlines=none outbound_departure_time=none destination_city=los angeles origin_city=sf inbound_departure_time=none passengers=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] passengers=a of possible values a) 1 b) 4 c) 2 d) 3 return_date=9th of this month origin_city=las vegas outbound_departure_time=3:10 pm departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) business c) economy d) first class inbound_departure_time=8:25 pm destination_city=sd refundable=b of possible values a) false b) true airlines=b of possible values a) delta airlines b) southwest airlines c) american airlines d) british airways e) united airlines f) alaska airlines g) air canada h) air france [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from?
State: [state] passengers=b return_date=none origin_city=sf outbound_departure_time=none departure_date=march 3rd seating_class=none inbound_departure_time=none destination_city=los angeles refundable=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] return_date=9th of this month passengers=a of possible values a) 1 b) 3 c) 4 d) 2 inbound_departure_time=8:25 pm refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class airlines=b of possible values a) air france b) southwest airlines c) british airways d) delta airlines e) american airlines f) united airlines g) alaska airlines h) air canada departure_date=6th of this month destination_city=sd outbound_departure_time=3:10 pm origin_city=las vegas [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect.
State: [state] return_date=none passengers=c inbound_departure_time=none refundable=none seating_class=none airlines=e departure_date=march 3rd destination_city=los angeles outbound_departure_time=3:50 pm origin_city=sf

[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) business c) first class d) premium economy return_date=9th of this month departure_date=6th of this month airlines=c of possible values a) british airways b) air canada c) southwest airlines d) united airlines e) alaska airlines f) air france g) delta airlines h) american airlines refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm passengers=d of possible values a) 2 b) 4 c) 3 d) 1 outbound_departure_time=3:10 pm destination_city=sd origin_city=las vegas [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket.
State: [state] seating_class=none return_date=none departure_date=march 3rd airlines=h refundable=none inbound_departure_time=none passengers=b outbound_departure_time=3:50 pm destination_city=los angeles origin_city=sf

[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] destination_city=sd inbound_departure_time=8:25 pm return_date=9th of this month departure_date=6th of this month passengers=c of possible values a) 4 b) 3 c) 1 d) 2 origin_city=las vegas outbound_departure_time=3:10 pm airlines=a of possible values a) southwest airlines b) air canada c) british airways d) air france e) united airlines f) american airlines g) alaska airlines h) delta airlines refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th.
State: [state] destination_city=los angeles inbound_departure_time=none return_date=march 5th departure_date=march 3rd passengers=a origin_city=sf outbound_departure_time=3:50 pm airlines=f refundable=none 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] return_date=9th of this month refundable=b of possible values a) false b) true airlines=f of possible values a) delta airlines b) united airlines c) air canada d) british airways e) american airlines f) southwest airlines g) alaska airlines h) air france destination_city=sd seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business origin_city=las vegas outbound_departure_time=3:10 pm inbound_departure_time=8:25 pm passengers=c of possible values a) 4 b) 3 c) 1 d) 2 departure_date=6th of this month [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th. [system] there is a ticket costing $96 for an outbound american airlines flight departing at 3:50 pm. the return flight departs at 6:30 am. [user] can i get my money back for the ticket? what time does the onward flight come at?
State: [state] return_date=march 5th refundable=none airlines=e destination_city=los angeles seating_class=a origin_city=sf outbound_departure_time=3:50 pm inbound_departure_time=none passengers=a departure_date=march 3rd

[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 origin_city=las vegas destination_city=sd refundable=a of possible values a) true b) false departure_date=6th of this month seating_class=dontcare of possible values a) premium economy b) business c) first class d) economy airlines=a of possible values a) southwest airlines b) alaska airlines c) delta airlines d) air canada e) air france f) british airways g) american airlines h) united airlines passengers=c of possible values a) 3 b) 4 c) 1 d) 2 return_date=9th of this month [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th. [system] there is a ticket costing $96 for an outbound american airlines flight departing at 3:50 pm. the return flight departs at 6:30 am. [user] can i get my money back for the ticket? what time does the onward flight come at? [system] sadly, you cannot get your money back for the ticket. the onward flight will come at 5:15 pm. [user] that flight sounds perfect for me. i intend to go on a brief trip; could you help me purchase plane tickets?
State: [state] inbound_departure_time=6:30 am outbound_departure_time=3:50 pm origin_city=sf destination_city=los angeles refundable=none departure_date=march 3rd seating_class=d airlines=g passengers=b return_date=march 5th

[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 departure_date=6th of this month origin_city=las vegas airlines=c of possible values a) delta airlines b) british airways c) southwest airlines d) american airlines e) alaska airlines f) air canada g) air france h) united airlines refundable=b of possible values a) false b) true inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm seating_class=dontcare of possible values a) first class b) economy c) business d) premium economy passengers=b of possible values a) 2 b) 1 c) 4 d) 3 destination_city=sd [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th. [system] there is a ticket costing $96 for an outbound american airlines flight departing at 3:50 pm. the return flight departs at 6:30 am. [user] can i get my money back for the ticket? what time does the onward flight come at? [system] sadly, you cannot get your money back for the ticket. the onward flight will come at 5:15 pm. [user] that flight sounds perfect for me. i intend to go on a brief trip; could you help me purchase plane tickets? [system] please verify the following information: 4 passengers with economy seats for an american airlines flight departing from san francisco to los angeles. the plane leaves at 3:50 pm on day after tomorrow, and will return at 6:30 am next tuesday. [user] yeah, that's perfect.
State: [state] return_date=march 5th departure_date=march 3rd origin_city=sf airlines=d refundable=none inbound_departure_time=6:30 am outbound_departure_time=3:50 pm seating_class=b passengers=c destination_city=los angeles

[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 seating_class=dontcare of possible values a) first class b) business c) economy d) premium economy refundable=b of possible values a) false b) true passengers=b of possible values a) 2 b) 1 c) 4 d) 3 destination_city=sd return_date=9th of this month airlines=g of possible values a) delta airlines b) air canada c) american airlines d) british airways e) alaska airlines f) air france g) southwest airlines h) united airlines outbound_departure_time=3:10 pm origin_city=las vegas departure_date=6th of this month [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th. [system] there is a ticket costing $96 for an outbound american airlines flight departing at 3:50 pm. the return flight departs at 6:30 am. [user] can i get my money back for the ticket? what time does the onward flight come at? [system] sadly, you cannot get your money back for the ticket. the onward flight will come at 5:15 pm. [user] that flight sounds perfect for me. i intend to go on a brief trip; could you help me purchase plane tickets? [system] please verify the following information: 4 passengers with economy seats for an american airlines flight departing from san francisco to los angeles. the plane leaves at 3:50 pm on day after tomorrow, and will return at 6:30 am next tuesday. [user] yeah, that's perfect. [system] your tickets are verified. [user] thank you for your assistance.
State: [state] inbound_departure_time=6:30 am seating_class=c refundable=none passengers=c destination_city=los angeles return_date=march 5th airlines=c outbound_departure_time=3:50 pm origin_city=sf departure_date=march 3rd

[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 refundable=b of possible values a) false b) true origin_city=las vegas inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm airlines=h of possible values a) air france b) american airlines c) united airlines d) delta airlines e) alaska airlines f) air canada g) british airways h) southwest airlines destination_city=sd passengers=c of possible values a) 3 b) 4 c) 1 d) 2 seating_class=dontcare of possible values a) first class b) premium economy c) business d) economy [context] [user] could you search for one-way flights for me? i am departing from sf. [system] what place do you anticipate traveling to? [user] i am heading to los angeles. [system] what time do you intend to depart? [user] i am departing on march 3rd. [system] there is a ticket costing $96 for an outbound alaska airlines flight that departs at 7:10 pm with 0 stops. [user] do you have alternative flights? i have four people in my cohort. [system] i discovered 3 suitable flights. there is a ticket costing $88 for an outbound american airlines flight that departs at 3:50 pm with 0 stops. [user] what time does the onward flight come at, and which airport does it leave from? [system] the flight leaves from sfo international airport and will come at 5:15 pm. [user] that flight sounds perfect. [system] would you like to purchase tickets for the flight? [user] no, i do not wish to purchase a ticket. [system] could i assist you with something else? [user] could you look up round trip flights for me? i prefer to travel in economy and would like to return on march 5th. [system] there is a ticket costing $96 for an outbound american airlines flight departing at 3:50 pm. the return flight departs at 6:30 am. [user] can i get my money back for the ticket? what time does the onward flight come at? [system] sadly, you cannot get your money back for the ticket. the onward flight will come at 5:15 pm. [user] that flight sounds perfect for me. i intend to go on a brief trip; could you help me purchase plane tickets? [system] please verify the following information: 4 passengers with economy seats for an american airlines flight departing from san francisco to los angeles. the plane leaves at 3:50 pm on day after tomorrow, and will return at 6:30 am next tuesday. [user] yeah, that's perfect. [system] your tickets are verified. [user] thank you for your assistance. [system] could i assist you with something else? [user] nope. thank you for your assistance.
State: [state] departure_date=march 3rd return_date=march 5th refundable=none origin_city=sf inbound_departure_time=6:30 am outbound_departure_time=3:50 pm airlines=b destination_city=los angeles passengers=b seating_class=d