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, I am Larry Campbell. 
 agent: Hello, how can I help you? 
 customer: I want to meet my college friend at San Francisco, SFO. 
 agent: Ok. 
 customer: Can you help me in booking with a connecting flight? 
 agent: Sure, we are mirthful to help you. 
 customer: Thank you. 
 agent: Can you please let me know your journey dates? 
 customer: My travelling dates are from 10/23 to 10/25. 
 agent: What is your take off airport code? 
 customer: I am boarding at Boston, BOS. 
 agent: Please wait a minute, I will search a flight for you. 
 customer: Sure. 
 agent: Thanks for your time. 
 customer: Ok. 
 agent: Unfortunately, there are no flights found on your route. 
 customer: Ok, No problem. Thanks for the information. 
 agent: Thank you for choosing us.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello, how may I be at your service today? 
 customer: Can you please help me to book a flight from CLT to MCO? 
 agent: Sure, I will help you in booking the ticket. May I know your travelling dates please? 
 customer: I want to depart on Nov 21 and need to return on Nov 23. 
 agent: Do you have any other specifications? 
 customer: I need a connecting flight. 
 agent: Please help me with your name for booking. 
 customer: Thomas Carter here. 
 agent: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1002. Shall I proceed with this flight? 
 customer: Ok, please proceed. 
 agent: Your booking is done. 
 customer: Thank you. 
 agent: Most welcome.
answer:
book


question:
customer: Hi. 
 agent: Hello, how can I help you today? 
 customer: Can you please hold me a flight ticket from ATL to ORD? 
 agent: Sure, I am glad to help you. May I know your planned dates please? 
 customer: My trip dates are Apr 5 - Apr 7. 
 agent: Ok, let me know your connection limit. 
 customer: I prefer a flight with single connection. 
 agent: Ok, please specify your name. 
 customer: Charles Wilson here. 
 agent: Do you have any other concerns? 
 customer: No. 
 agent: There is a connecting flight with a fare of 200 found in 1028 Southwest Airlines, shall I proceed? 
 customer: Please reserve. 
 agent: Ok, your ticket has been confirmed in economy class. 
 customer: Thank you. 
 agent: Thank you for availing us.
answer:
book