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
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Question: customer: Hello. 
 agent: Hello, how may I assist you? 
 customer: My name is Linda Wilson. 
 agent: Yes, Linda. 
 customer: I want to change my existing reservation because my exam has been postponed. Can you help me out? 
 agent: Sure, I will help you in modifying the reservation. 
 customer: Thank you. 
 agent: Please wait a moment, let me check the previous reservation details on your name. 
 customer: That's ok, no problem. 
 agent: Sure. In my search to your request, no reservation found on your name. 
 customer: Ok, may be my father has cancelled my reservation. 
 agent: Ok, please check your email again to verify your reservation details. 
 customer: Ok. Thank you for checking. 
 agent: My pleasure, thank you for reaching us. 
 customer: Welcome.

Answer: no_reservation


Question: customer: Hi. 
 agent: Hello, how may I help you today? 
 customer: I want to cancel my recent reservation owing to an emergency. 
 agent: Sure, may I know your good name? 
 customer: My name is Richard Campbell. 
 agent: I have checked in reservation list to cancel your ticket, but could not find any reservation with your name. 
 customer: Thank you. 
 agent: Thank you for opting us.

Answer: no_reservation


Question: customer: Hello. 
 agent: Hello. 
 customer: I am Lisa Adams. 
 agent:  How can I aid you? 
 customer: I want to book a flight ticket from CA - SFO to FL - MCO to meet my cousin in Orlando. 
 agent: May I know your travelling dates? 
 customer: I will start on 12/24, return on 12/26. 
 agent: Do you have any preference? 
 customer: I need a halt in between my journey. 
 agent: Sorry, no flights are available on your travel dates. 
 customer: No problem, thank you. 
 agent:  Thank you for opting us.

Answer:
no_flight