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

[Q]: customer: Hello, I am Raymond Rodriguez. 
 agent: Hello, how can I help you today? 
 customer: I would like to visit overview of city. can you please help me to book a ticket from DCA to MSP? 
 agent: Sure, when are you willing to travel? 
 customer: My travelling dates will be on 09/19 to 09/21. 
 agent: Ok, any other specifications? 
 customer: I need a connecting flight. 
 agent: Ok, flight- 1026, airline- UA, price- 100 with connection matches your requested details. 
 customer: You can proceed to booking. 
 agent: Ok, your ticket has been processed. Thank you for reaching us. 
 customer: Thank you.
[A]: book


[Q]: customer: Hello. 
 agent: Hello, how may I assist you today? 
 customer: I want to travel from OAK to SEA. Can you help me to book a flight ticket? 
 agent: Sure, may I know your travelling dates? 
 customer: I want to fly in the flight on Sept 29 and Oct 01. 
 agent: Do you need any specification? 
 customer: I want to travel in a connecting flight. 
 agent: Please wait a moment. 
 customer: Ok, take your time. 
 agent: There is a flight with one connection and the price is 200 in Southwest Airlines, can I proceed with the reservation? 
 customer: Proceed to booking. 
 agent: Your ticket has been reserved with the flight number 1026. 
 customer: Thank you for your help. 
 agent: May I know your name? 
 customer: Janet Clark. 
 agent: Thank you for reaching our service.
[A]: book


[Q]: customer: Hello. 
 agent: Hello. 
 customer: I am Ashley Lewis. 
 agent: How can I help you today? 
 customer: I have to attend a cultural festival in Oakland so please help me with flight ticket booking from New York city. 
 agent: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates? 
 customer: Thank you. I have to travel on dates of 29 Nov and return will be on Dec 01. 
 agent: Ok, may I know your travelling airport codes? 
 customer: Sure, I would like to travel from EWR to OAK. 
 agent: Please allow me a moment. 
 customer: Sure, take your time. 
 agent: Sorry, no flights are available on your route. 
 customer: Oh! It is sad to hear. Anyway, thank you for your time. 
 agent: Welcome, have a nice day.
[A]:
no_flight