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 assist you? 
 customer: Owing to an emergency I had to request for this change reservation. 
 agent: Ok, I will help you with that. Can I have your name , please? 
 customer: My name is Anna Young. 
 agent: Hold on a moment. 
 customer: Sure. 
 agent: I am sorry, there is no reservation found on your name to change. 
 customer: Thank you. 
 agent: Thank you for availing us.
answer:
no_reservation


question:
customer: Hello, I am Pamela Rodriguez. 
 agent: Hello, what can I do for you today? 
 customer: I want to reach Detroit, MI-DTW to meet my old friend to start a new business, can you help me to book a flight ticket from Dallas, TX-DFW? 
 agent: Sure, do you need a connection in between your journey? 
 customer: 02/04 and 02/04 are my planned travelling dates. I prefer one connection. 
 agent: Ok, please wait a minute. 
 customer: Ok. 
 agent: We found a AA airline with flight number 1003 and price is 100 available according to your requirements. 
 customer: That's good you can book the ticket. 
 agent: Your reservation is done. 
 customer: Thanks for your assistance. 
 agent: Thank you for picking us.
answer:
book


question:
customer: Hello. 
 agent: Hello. 
 customer: I am Sarah Davis. 
 agent: Davis, how may I assist you today? 
 customer: I want to change my existing reservation, due to heavy rainfall in Seattle, can you help me? 
 agent: Sure, I will help you in changing, please hold on for a moment to check your reservation status. 
 customer: Thank you. 
 agent: I found your reservation, may I know your new airport codes? 
 customer: I am departing from ORD and land in IAH. 
 agent: Let me know your travelling dates? 
 customer: I am departing on 06/29 an return on 07/01. 
 agent: Delta airline is providing flight with connection 1 as per your details, can I proceed? 
 customer: Please proceed for booking. 
 agent: I confirmed your ticket by flight number 1016. 
 customer: Thank you for your help. 
 agent: It's my pleasure.
answer:
book