instruction:
In this task, you are given a conversation between a flight agent and the customer. You are given 4 options and you need to select the goal of the conversation. It is provided as part of customer's context, which has to be one of the following: `book`: Make a new reservation, `cancel`: Cancel an existing reservation, `no_flight`: No flight found for the customer's preference, `no_reservation`: No reservation / No change / No cancellation was made in the conversation, mostly enquiring details
question:
customer: Hi. 
 agent: Hello. How can I help you now? 
 customer: I am Carol Baker. 
 agent: Ok. 
 customer: Can you help me to book a flight from IAD to ATL? 
 agent: Sure, can you please mention the travelling dates of your journey? 
 customer: My trip dates are 04/15 and 04/17. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Sorry Carol, there are no flights found on your requested dates. 
 customer: Oh! ok. 
 agent: Thank you for approaching us, have a nice day. 
 customer: Thank you for your time. 
 agent: You are welcome.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello, how can I assist you? 
 customer: Could you please help me in flight ticket booking process from AUS to OAK? 
 agent: Sure, I can help you with that. May I know your travel dates please? 
 customer: Thank you for your response, I want to take off on Dec 11 and book my return ticket also on Dec 13. 
 agent: May I know how many stopovers do you need in between your journey? 
 customer: Yes, I want a connecting a flight. 
 agent: Please let me know if you have any other specifications. 
 customer: I would like to travel in business class flight. 
 agent: Can I have your good name please? 
 customer: Sure, my name is Larry Hernandez. 
 agent: Ok, please wait. 
 customer: Ok. 
 agent: Sorry to inform you that there are no flights available for you on those dates with your given details. 
 customer: Oh! It's ok no problem. Thank you for your information. 
 agent: Thank you for choosing us.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation? 
 agent: Let me know your name to check your reservation? 
 customer: I am Dorothy Adams. 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name. 
 customer: No problem, thank you for the information. 
 agent: Thank you for choosing us.
answer:
no_reservation