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

[EX Q]: customer: Hi. 
 agent: Hello, how can I assist you? 
 customer: I would like to book a ticket from PHL to DCA, can you please help me with that? 
 agent: Sure, may I know your name to proceed further? 
 customer: Christopher Allen here. 
 agent: Do you need any connections between your trip? 
 customer: I need a flight with 1 connection limit. 
 agent: May I know your preferred dates to reserve your seat? 
 customer: The travel dates are from 11/09 to 11/11. 
 agent: Do you need any other requirements? 
 customer: No. 
 agent: As per your requirements there is a Southwest airlines, Flight number:1010 is going on your way with single connection and price:100. Is that Ok for you? 
 customer: Please proceed. 
 agent: Your ticket has been booked successfully. 
 customer: Thank you. 
 agent: Thank you for opting us.
[EX A]: book

[EX Q]: customer: Hi, I am Joshua Phillips. 
 agent: Hello, how can I assist you? 
 customer: I have heard that Orlando is the best place for site seeing. So, can you book a flight ticket from Philadelphia, PA - PHL? 
 agent: Sure, we are here to help you. Can I have the exact airport code of Orlando? 
 customer: Sure, my destination code is FL - MCO. 
 agent: How much can you afford for this trip? 
 customer: I can afford up to 500. 
 agent: When are you planning to go Orlando? 
 customer: I want to travel on 07/19. 
 agent: Ok, do you need a stopover in between your route? 
 customer: Yes, I need a stopover. 
 agent: Please help me with your return date. 
 customer: My arrival date is on 07/21. 
 agent: Joshua, there is a flight from Frontier airline with fare 100 only. Shall I proceed with the booking? 
 customer: You may proceed if it is a connecting flight. 
 agent: Yes, it is a connecting flight. 
 customer: Thank you for your support, regarding flight booking process. 
 agent: Your reservation is confirmed with flight number 1005 on your name Joshua Phillips. Thank you for consulting us. 
 customer: Thank you.
[EX A]: book

[EX Q]: customer: Hello. 
 agent: Hello. How can I assist you today? 
 customer: I am Matthew Nelson. 
 agent: Glad to meet you Nelson. 
 customer: I am planning to book a ticket from DEN to OAK. Can you please help me out o book a ticket for me? 
 agent: Sure, I will help you with that. Can I have your travel dates please? 
 customer: I am planning to travel on 01/28 and return back on 01/30. 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: Yes, I have found a flight with connection 0 and price 100 in JetBlue airlines, is it ok for you? 
 customer: Can you check with connection 1. 
 agent: Sure, I will check with that. 
 customer: Ok. 
 agent: Sorry Nelson, no flight is available to you with connection 1. 
 customer: That's fine. Thank you for your help. 
 agent: My pleasure. Thank you for choosing us, have a great day.
[EX A]:
no_flight