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
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Question: customer: Hello. 
 agent: Hello, how can I help you? 
 customer: This is Jennifer Scott, can you help mew to book a flight ticket from CLT to MSP? 
 agent: May I know your desired travel dates please? 
 customer: I ma travelling from June 06 to June 08. 
 agent: There is a flight with connection limit 1 and fare 100, shall I proceed for booking? 
 customer: Please proceed. 
 agent: Your ticket is booked, flight number 1009. 
 customer: Thank you. 
 agent: Thank you for opting us.

Answer: book


Question: customer: Hello, I am Michelle Thompson. 
 agent: Hello, how may I help you at this moment? 
 customer: I would like to visit Disney Land in San Francisco, so could you please book a ticket for me? 
 agent: Can I have your journey dates? 
 customer: Sure, I would like to go on 12/11 and return back on 12/13. 
 agent: May I know your nearby airport codes? 
 customer: My source and destination airport codes are LGA and SFO. 
 agent: Please wait for a moment. 
 customer: Ok, ensure it is a single connecting flight. 
 agent: There is a connecting flight available with Spirit airline, shall I book it? 
 customer: Ok, please proceed for further. 
 agent: Your booking is done with flight number 1009. Happy journey. 
 customer: Thank you for booking. 
 agent: Welcome. Thank you for opting us. 
 customer: Welcome.

Answer: book


Question: customer: Hello. 
 agent: Hello. 
 customer: I am Thomas Moore. 
 agent: How can I assist you today? 
 customer: Please book me a ticket from AUS to HOU to meet my family. 
 agent: Sure, will you mention your travelling dates please? 
 customer: My travelling dates are from 07/26 to 07/28. 
 agent: Please give me a moment. 
 customer: Ok. 
 agent: Thanks for waiting, there is a flight with price 100 and the connections 0 is available. Shall I confirm your ticket? 
 customer: Ok, please book this ticket. 
 agent: Your ticket is booked. The flight number is 1004 and the airline is AA. 
 customer: Thank you. 
 agent: Welcome, have a great day.

Answer:
book