[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 refundable=a of possible values a) true b) false inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm return_date=9th of this month departure_date=6th of this month passengers=d of possible values a) 2 b) 4 c) 3 d) 1 airlines=f of possible values a) air france b) alaska airlines c) delta airlines d) american airlines e) british airways f) southwest airlines g) air canada h) united airlines seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business origin_city=las vegas [context] [user] i am looking for flights.
State: [state] destination_city=none refundable=none inbound_departure_time=none outbound_departure_time=none return_date=none departure_date=none passengers=none airlines=none seating_class=none origin_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] seating_class=dontcare of possible values a) economy b) first class c) business d) premium economy departure_date=6th of this month return_date=9th of this month refundable=a of possible values a) true b) false passengers=d of possible values a) 3 b) 2 c) 4 d) 1 origin_city=las vegas airlines=f of possible values a) delta airlines b) united airlines c) alaska airlines d) air france e) british airways f) southwest airlines g) air canada h) american airlines inbound_departure_time=8:25 pm destination_city=sd outbound_departure_time=3:10 pm [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday.
State: [state] seating_class=none departure_date=this saturday return_date=none refundable=none passengers=none origin_city=seattle airlines=none inbound_departure_time=none destination_city=vancouver outbound_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] outbound_departure_time=3:10 pm destination_city=sd passengers=c of possible values a) 3 b) 4 c) 1 d) 2 airlines=e of possible values a) alaska airlines b) american airlines c) air france d) united airlines e) southwest airlines f) air canada g) british airways h) delta airlines departure_date=6th of this month seating_class=dontcare of possible values a) first class b) economy c) premium economy d) business 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 [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive?
State: [state] outbound_departure_time=none destination_city=vancouver passengers=none airlines=none departure_date=this saturday seating_class=none inbound_departure_time=none refundable=none origin_city=seattle 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 refundable=a of possible values a) true b) false airlines=a of possible values a) southwest airlines b) air canada c) united airlines d) american airlines e) british airways f) air france g) delta airlines h) alaska airlines departure_date=6th of this month destination_city=sd inbound_departure_time=8:25 pm passengers=b of possible values a) 4 b) 1 c) 3 d) 2 origin_city=las vegas return_date=9th of this month seating_class=dontcare of possible values a) business b) premium economy c) economy d) first class [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to?
State: [state] outbound_departure_time=none refundable=none airlines=none departure_date=this saturday destination_city=vancouver inbound_departure_time=none passengers=none origin_city=seattle return_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] seating_class=dontcare of possible values a) economy b) premium economy c) first class d) business passengers=d of possible values a) 4 b) 3 c) 2 d) 1 departure_date=6th of this month airlines=a of possible values a) southwest airlines b) united airlines c) air france d) air canada e) delta airlines f) american airlines g) british airways h) alaska airlines inbound_departure_time=8:25 pm origin_city=las vegas refundable=b of possible values a) false b) true outbound_departure_time=3:10 pm destination_city=sd return_date=9th of this month [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options?
State: [state] seating_class=none passengers=none departure_date=this saturday airlines=none inbound_departure_time=none origin_city=seattle refundable=none outbound_departure_time=none destination_city=vancouver 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 seating_class=dontcare of possible values a) economy b) premium economy c) business d) first class origin_city=las vegas passengers=b of possible values a) 4 b) 1 c) 3 d) 2 inbound_departure_time=8:25 pm return_date=9th of this month airlines=f of possible values a) united airlines b) british airways c) air canada d) delta airlines e) american airlines f) southwest airlines g) alaska airlines h) air france departure_date=6th of this month refundable=b of possible values a) false b) true destination_city=sd [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine
State: [state] outbound_departure_time=8:15 am seating_class=none origin_city=seattle passengers=none inbound_departure_time=none return_date=none airlines=e departure_date=this saturday refundable=none destination_city=vancouver

[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 refundable=b of possible values a) false b) true seating_class=dontcare of possible values a) business b) first class c) premium economy d) economy airlines=g of possible values a) united airlines b) british airways c) alaska airlines d) delta airlines e) air france f) american airlines g) southwest airlines h) air canada origin_city=las vegas 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 inbound_departure_time=8:25 pm outbound_departure_time=3:10 pm [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now.
State: [state] destination_city=vancouver refundable=none seating_class=none airlines=f origin_city=seattle passengers=none departure_date=this saturday return_date=none inbound_departure_time=none outbound_departure_time=8:15 am

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] to_location=lax leaving_time=8:40 am from_location=san francisco leaving_date=1st of march travelers=c of possible values a) 3 b) 5 c) 4 d) 1 e) 2 [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there?
State: [state] to_location=vancouver leaving_time=none from_location=seattle leaving_date=none travelers=none

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] travelers=e of possible values a) 2 b) 1 c) 5 d) 3 e) 4 from_location=san francisco to_location=lax leaving_date=1st of march leaving_time=8:40 am [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th.
State: [state] travelers=none from_location=seattle to_location=vancouver leaving_date=the 14th leaving_time=none

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] travelers=e of possible values a) 3 b) 1 c) 5 d) 2 e) 4 leaving_time=8:40 am to_location=lax from_location=san francisco leaving_date=1st of march [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at?
State: [state] travelers=none leaving_time=none to_location=vancouver from_location=seattle leaving_date=the 14th

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] leaving_time=8:40 am leaving_date=1st of march from_location=san francisco to_location=lax travelers=c of possible values a) 1 b) 2 c) 4 d) 5 e) 3 [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses?
State: [state] leaving_time=none leaving_date=the 14th from_location=seattle to_location=vancouver travelers=none

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] from_location=san francisco to_location=lax leaving_time=8:40 am leaving_date=1st of march travelers=a of possible values a) 4 b) 5 c) 3 d) 1 e) 2 [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers.
State: [state] from_location=seattle to_location=vancouver leaving_time=none leaving_date=the 14th travelers=e

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] from_location=san francisco travelers=e of possible values a) 2 b) 1 c) 3 d) 5 e) 4 leaving_date=1st of march to_location=lax leaving_time=8:40 am [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers. [system] there are 7 options for you. one departs at 8:40 am with 0 transfers costing $22. [user] that suits fine.
State: [state] from_location=seattle travelers=a leaving_date=the 14th to_location=vancouver leaving_time=8:40 am

[example] [user] can you find me a bus to lax for 4 people? [system] what is the departure location and time? [user] the 1st of march from san francisco. [system] i found 9 buses for you. one departs at 8:40 am and costs $41. it has 0 transfers. [user] that is perfect. [slots] to_location=lax from_location=san francisco leaving_time=8:40 am travelers=e of possible values a) 2 b) 3 c) 5 d) 1 e) 4 leaving_date=1st of march [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers. [system] there are 7 options for you. one departs at 8:40 am with 0 transfers costing $22. [user] that suits fine. [system] would you like me to purchase tickets? [user] no not now.
State: [state] to_location=vancouver from_location=seattle leaving_time=8:40 am travelers=a leaving_date=the 14th

[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 passengers=c of possible values a) 2 b) 4 c) 1 d) 3 refundable=b of possible values a) false b) true departure_date=6th of this month airlines=d of possible values a) delta airlines b) air canada c) air france d) southwest airlines e) alaska airlines f) british airways g) american airlines h) united airlines origin_city=las vegas destination_city=sd seating_class=dontcare of possible values a) business b) economy c) premium economy d) first class return_date=9th of this month [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers. [system] there are 7 options for you. one departs at 8:40 am with 0 transfers costing $22. [user] that suits fine. [system] would you like me to purchase tickets? [user] no not now. [system] can i assist you with anything else? [user] can you book the flight we discussed earlier?
State: [state] inbound_departure_time=none outbound_departure_time=8:15 am passengers=none refundable=none departure_date=the 14th airlines=g origin_city=seattle destination_city=vancouver seating_class=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] inbound_departure_time=8:25 pm destination_city=sd passengers=c of possible values a) 3 b) 4 c) 1 d) 2 return_date=9th of this month airlines=e of possible values a) delta airlines b) american airlines c) united airlines d) air canada e) southwest airlines f) air france g) alaska airlines h) british airways origin_city=las vegas outbound_departure_time=3:10 pm refundable=a of possible values a) true b) false seating_class=dontcare of possible values a) economy b) business c) first class d) premium economy departure_date=6th of this month [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers. [system] there are 7 options for you. one departs at 8:40 am with 0 transfers costing $22. [user] that suits fine. [system] would you like me to purchase tickets? [user] no not now. [system] can i assist you with anything else? [user] can you book the flight we discussed earlier? [system] to confirm then you want 1 economy ticket from seattle to vancouver, travelling on march 14th with american airlines. [user] yes that all suits fine. can i refund the ticket if need be and which airport will i arrive at?
State: [state] inbound_departure_time=none destination_city=vancouver passengers=c return_date=none airlines=b origin_city=seattle outbound_departure_time=8:15 am refundable=none seating_class=a departure_date=march 14th

[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 passengers=d of possible values a) 4 b) 3 c) 2 d) 1 destination_city=sd origin_city=las vegas airlines=b of possible values a) alaska airlines b) southwest airlines c) air canada d) air france e) british airways f) american airlines g) united airlines h) delta airlines seating_class=dontcare of possible values a) premium economy b) economy c) first class d) business outbound_departure_time=3:10 pm return_date=9th of this month inbound_departure_time=8:25 pm departure_date=6th of this month [context] [user] i am looking for flights. [system] from which location will you be travelling and to where? also what date would you like to leave? [user] i am travelling from seattle to vancouver this saturday. [system] there is an alaska airlines flight with 1 stop which leaves at 3:45 pm and cost $286 altogether. [user] what time will the flight arrive? [system] at 11:44 pm. [user] which airport does it fly to? [system] it arrives at yvr international airport. [user] are there any other options? [system] there is an american airlines flight with 1 stop leaving at 8:15 am costing $279 in total. [user] that flight suits me fine [system] would you like to purchase tickets? [user] not now. [system] can i assist you with anything else? [user] can you check for a bus going there? [system] will you be leaving on march 2nd? [user] i will leave on the 14th. [system] there is a bus with 0 transfers leaving at 6:40 am costing $28. [user] what bus station does it depart from and arrive at? [system] it leaves from king street station and arrives at pacific central station. [user] are there any other buses? [system] there is one leaving aat 7:40 am with 0 transfers costing $27. [user] anything else? it will be for two passengers. [system] there are 7 options for you. one departs at 8:40 am with 0 transfers costing $22. [user] that suits fine. [system] would you like me to purchase tickets? [user] no not now. [system] can i assist you with anything else? [user] can you book the flight we discussed earlier? [system] to confirm then you want 1 economy ticket from seattle to vancouver, travelling on march 14th with american airlines. [user] yes that all suits fine. can i refund the ticket if need be and which airport will i arrive at? [system] unfortunately i was unable to make that booking. what else can i do for you? [user] no nothing thanks for your assistance.
State: [state] refundable=none passengers=d destination_city=vancouver origin_city=seattle airlines=f seating_class=b outbound_departure_time=8:15 am return_date=none inbound_departure_time=none departure_date=march 14th