Instructions: 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
Input: customer: Hi. 
 agent: Hello. How may I be of your assistance? 
 customer: I need to book a flight ticket from MSP to OAK, can you help me in booking a flight ticket? 
 agent: Sure, we are glad to assist you in booking. Could you please share your planned travelling dates to proceed further? 
 customer: Sure, my scheduled dates are Oct 1 and Oct 3. 
 agent: Can I have your name please? 
 customer: Sure, Susan Allen here. 
 agent: Do you need a stopover in between your journey? 
 customer: I prefer maximum one connection. 
 agent: Is there any other preferences that you would like to add before booking? 
 customer: No. 
 agent: Please be on hold for sometime, as I can check a flight for your journey with the best airlines. 
 customer: Sure. 
 agent: Thank you for waiting, we found an economy class ticket providing by Spirt airline with the flight number-1011 and the fare 100. Shall I book the connecting flight? 
 customer: Go ahead. 
 agent: Your ticket has been confirmed. 
 customer: Thank you for your assistance. 
 agent: Thank you for availing us.
Output:
book