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: Hi. 
 agent: Hello. 
 customer: I am Mary Brown. 
 agent: How may I assist you? 
 customer: I would like to visit Oakland California temple on Aug 17. Can you help me in booking a flight ticket? 
 agent: Sure, I will help you. May I know your source airport code please? 
 customer: My take off airport code is IAH. 
 agent: Do you have any plans on your return journey? 
 customer: Yes, I intend to return on Aug 19. 
 agent: Do you have any specifications? 
 customer: There should be a lay by in between my journey. 
 agent: Mary Brown, no flights has been found on your planned travel dates. 
 customer: Ok, I will check with another agency. Thank you for the information. 
 agent: Thank you for choosing us.

Answer: no_flight


Question: customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: Can you please help me to book a flight ticket from MCO to LAX? 
 agent: Sure, please share your planned travel dates? 
 customer: My travel dates are Oct 10 to Oct 12. 
 agent: Can I have your name please? 
 customer: My name is Dennis Hernandez. 
 agent: Let me know your connection limit? 
 customer: I need a flight with single connection. 
 agent: Any other requirements to be met? 
 customer: I prefer business class. Sorry, I need a direct flight. 
 agent: Sorry, no flights found with your given details. 
 customer: No problem, thanks for your information. 
 agent: Thank you for reaching us.

Answer: no_flight


Question: customer: Hello. 
 agent: Hello, how may I aid you today? 
 customer: I am Carlo Allen, I want to book a flight to Oakland IL-ORS to visit Angle Island with my friend. Can you book a connecting flight for me? 
 agent: Sure, can you please share your budget for airfare? 
 customer: My budget is 500 for flight ticket. 
 agent: Please specify your boarding point? 
 customer: I will fly from Chicago, IL-ORD. 
 agent: May I know when you are willing to travel? 
 customer: I will travel on 09/15 and return on 09/17. 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: Kindly mention your proper destination code? 
 customer: My destination airport code is CA-OAK. 
 agent: Ok , please wait. 
 customer: Ok. 
 agent: We have found a connected flight of Hawaiian airline, flight number-1001 and fare is 100. 
 customer: Please proceed with booking. 
 agent: Sure, your reservation has been done. 
 customer: Thank you for helping me with booking. 
 agent: Thank you for approaching us.

Answer:
book