[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] passengers=a of possible values a) 1 b) 4 c) 3 d) 2 seating_class=d of possible values a) first class b) premium economy c) business d) economy airlines=d of possible values a) air france b) southwest airlines c) british airways d) delta airlines e) american airlines f) air canada g) alaska airlines h) united airlines destination=sf departure_date=9th of this month origin=seattle return_date=the 13th [context] [user] i'm searching for round trip flight.
State: [state] passengers=none seating_class=none airlines=none destination=none departure_date=none origin=none return_date=none

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] passengers=a of possible values a) 1 b) 3 c) 4 d) 2 destination=sf origin=seattle departure_date=9th of this month return_date=the 13th airlines=f of possible values a) american airlines b) british airways c) southwest airlines d) air canada e) alaska airlines f) delta airlines g) air france h) united airlines seating_class=d of possible values a) business b) premium economy c) first class d) economy [context] [user] i'm searching for round trip flight. [system] which city do you like to depart from? which day would you like to take return flight and which date do you want to fly? [user] i like to start my travel on later today from ciudad de mexico and the returning on the 13th
State: [state] passengers=none destination=none origin=ciudad de mexico departure_date=later today return_date=the 13th airlines=none seating_class=none

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] seating_class=d of possible values a) premium economy b) business c) first class d) economy return_date=the 13th origin=seattle airlines=b of possible values a) united airlines b) delta airlines c) air canada d) british airways e) air france f) american airlines g) alaska airlines h) southwest airlines destination=sf departure_date=9th of this month passengers=a of possible values a) 1 b) 4 c) 2 d) 3 [context] [user] i'm searching for round trip flight. [system] which city do you like to depart from? which day would you like to take return flight and which date do you want to fly? [user] i like to start my travel on later today from ciudad de mexico and the returning on the 13th [system] where you like to go? [user] i like to fly to phoenix, az
State: [state] seating_class=none return_date=the 13th origin=ciudad de mexico airlines=none destination=phoenix, az departure_date=later today passengers=none

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] departure_date=9th of this month airlines=g of possible values a) alaska airlines b) air france c) american airlines d) british airways e) air canada f) united airlines g) delta airlines h) southwest airlines passengers=a of possible values a) 1 b) 3 c) 2 d) 4 return_date=the 13th seating_class=d of possible values a) first class b) business c) premium economy d) economy origin=seattle destination=sf [context] [user] i'm searching for round trip flight. [system] which city do you like to depart from? which day would you like to take return flight and which date do you want to fly? [user] i like to start my travel on later today from ciudad de mexico and the returning on the 13th [system] where you like to go? [user] i like to fly to phoenix, az [system] how about flying with american airlines which takes off at 8:05 am and return at 7:35 am which costs $253 [user] okay thats cool
State: [state] departure_date=later today airlines=c passengers=none return_date=the 13th seating_class=none origin=ciudad de mexico destination=phoenix, az

[example] [user] i am looking for a flight from seattle that return on the 13th. [system] where are you planning to go? what date would you like to travel? [user] i am flying to sf on the 9th of this month and want one economy class ticket. [system] i found 3 flights for you. would you like to fly with delta airlines? the flight takes off at 6:10 am and returns 8 am. the ticket costs $131. [user] ok. [slots] origin=seattle destination=sf seating_class=d of possible values a) premium economy b) first class c) business d) economy airlines=h of possible values a) air france b) alaska airlines c) air canada d) southwest airlines e) british airways f) united airlines g) american airlines h) delta airlines passengers=c of possible values a) 3 b) 4 c) 1 d) 2 departure_date=9th of this month return_date=the 13th [context] [user] i'm searching for round trip flight. [system] which city do you like to depart from? which day would you like to take return flight and which date do you want to fly? [user] i like to start my travel on later today from ciudad de mexico and the returning on the 13th [system] where you like to go? [user] i like to fly to phoenix, az [system] how about flying with american airlines which takes off at 8:05 am and return at 7:35 am which costs $253 [user] okay thats cool [system] can i assist on anything else? [user] no thanks for the help thats all for now.
State: [state] origin=ciudad de mexico destination=phoenix, az seating_class=none airlines=g passengers=none departure_date=later today return_date=the 13th