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 may I be at your service today? 
 customer: Due to some entrepreneurship meeting, I am going to change my existing reservation. 
 agent: May I know your name please to check the status of your reservation? 
 customer: Sarah Lopez here. 
 agent: Thank you. Please stay online for a while, I will check your reservation status and let you know. 
 customer: Sure. 
 agent: Sorry, there is no reservation matching with your name in our portal to make changes further. 
 customer: No problem, thanks for the information. 
 agent: Thank you for reaching us.
answer:
no_reservation


question:
customer: Hello. 
 agent: Hello. 
 customer: I am Alexander Perez. 
 agent: How may I be at your service today? 
 customer: I would like to book a flight ticket. 
 agent: Sure, I can help you over that. Where are you travelling to? 
 customer: I am travelling to Chicago, IL - ORD. 
 agent: Ok, on what date will be travelling? 
 customer: I will be planning to travel on 11/18 date. 
 agent: Ok, would you prefer for return journey also? 
 customer: Yes, I will like to have a return journey also. My return journey date is 11/20. 
 agent: That's fine, can you share your current location airport code to get a flight for you? 
 customer:  Sure, I can share you my current location. My current location is Boston, MA - BOS. 
 agent: There is a flight-1007 of UA airline, is it ok for you? 
 customer: Ok, please proceed. 
 agent: Ok, your ticket has been done with your name. 
 customer: Thank you. 
 agent: Welcome, have a nice day.
answer:
book


question:
customer: Hello. 
 agent: Hello, how can I help you? 
 customer: Can you please help me to book a flight from MCO to MSP? 
 agent: Sure, let me know your journey dates. 
 customer: My planned travel dates are Jan 14th and 16th. 
 agent: Is there any preference in connection limit? 
 customer: I prefer maximum one connection between my journey. 
 agent: May I know your name to proceed further? 
 customer: My name is Justin Allen. 
 agent: Please wait a moment. 
 customer: Sure. 
 agent: Justin Allen, there is a direct flight available for you with price 500. Are you ok with that? 
 customer: Please proceed with the booking. 
 agent: Your booking has been done in business class in American airlines with flight number 1002. 
 customer: Thank you. 
 agent: Thank you for choosing us.
answer:
book