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: Hello. 
 agent: Hello. How may I aid you today? 
 customer: My name is Robert Scott, please book me a plane ticket from BOS to OAK. 
 agent: Sure, I will help you with booking, please share your travelling dates? 
 customer: Sure, my travelling dates are from 10/23 to 10/25. 
 agent: There is a flight in UA airline with connection 1 as per your details, can I proceed to booking? 
 customer: I need 0 connected flight. 
 agent: Sorry, no flights as per your details. 
 customer: It's ok, thank you for the information. 
 agent: You are welcome. Thank you for reaching us.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello, how may I assist you today? 
 customer: I am David Adams. Can you help me to book a flight ticket from CLT to LGA? 
 agent: Sure, can you confirm your travel dates? 
 customer: My travelling dates are 23 and 25 of June. 
 agent: Do you have any another specifications? 
 customer: I need a connecting flight. 
 agent: United Airlines providing the ticket for you, the fare is 100 and connection limit 1. Would you like me to make the booking now? 
 customer: Please proceed to booking. 
 agent: Your ticket reservation done with the flight number 1010. 
 customer: Thanks for helping me. 
 agent: Welcome, have a great journey.
answer:
book


question:
customer: Hi. 
 agent: Hello. How may I help you out? 
 customer: I am Jerry Wilson, want to travel from JFK to HOU. Please help me in booking my ticket. 
 agent: Sure, I will help you out in booking the ticket. May I know your travelling dates please? 
 customer: Sure, my travelling dates are from 12/08 to 12/10. 
 agent: There is a flight with connection 1 and price 200, can I proceed? 
 customer: Please proceed with the booking. 
 agent: Ok, your ticket has been booked with flight number 1000. 
 customer: Thank you for your help. 
 agent: Thank you for choosing us.
answer:
book