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: Emma Wilson here. 
 agent:  Emma Wilson, nice to meet you. 
 customer: I would like to book a ticket from OAK to JFK, could you please help me? 
 agent: Sure, let me know travel dates too. 
 customer: My journey dates are 12/11 and 12/13. 
 agent: I got a flight for you with 0 connection. Shall I proceed? 
 customer: Yes, proceed. 
 agent: Ok, your ticket has been booked with flight number 1016 and your airline is Spirit. 
 customer: Thank you for the help. 
 agent: Thank you for choosing us.
answer:
book


question:
customer: Hi. I am Laura Turner. 
 agent: Hello, How can I serve you? 
 customer: I want to fly with the direct flight from Washington to attend an interview in Philadelphia, can you help me to book an economy class ticket? 
 agent: Sure, May I know the travel dates? 
 customer: I intend to start on Nov 28th and I will return within two days that is on Nov 30th. 
 agent: Please help me with your journey codes. 
 customer: My source and destination airport code are IAD and PHL. 
 agent: Please wait a minute. 
 customer: Sure. 
 agent: Sorry, No flights found with your chosen dates. 
 customer: No issues, I'll choose any alternative to reach my destination. Thank you. 
 agent: Thank you for opting us.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello. 
 customer: I am Edward Wright. 
 agent: How can I help you? 
 customer: I want to attend my seminar in FL - MCO,  please help me for booking flight ticket. 
 agent: Sure, could you please give me your source code? 
 customer: My source code NY - JFK. 
 agent: Your preferred journey dates please? 
 customer: My travelling dates from 05/07 to 05/09. Make sure that connection limit is 1 and price limit is 1000. 
 agent: Edward, there is no flight available for your desired details. 
 customer: Ok, thanks for your services.
answer:
no_flight