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 may I assist you? 
 customer: I want to travel from MSP to SEA. Can you book a flight ticket for me? 
 agent: Sure, tell me your travel dates please? 
 customer: I want to fly in the flight on May 27 and May 29. 
 agent: May I know your name please? 
 customer: I am Edward Robinson. 
 agent: Do you have any connection limit? 
 customer: No, but I want to travel in economy class. 
 agent: Ok, please wait. 
 customer: Ok, take your time. 
 agent: Thanks for your time. Sorry to say that there no flights found with your flight details. 
 customer: That's ok. Anyways, thank you for your help. 
 agent: Thank you.

Answer: no_flight


Question: customer: Hi. 
 agent: Hello, How can I assist you? 
 customer: Book my ticket with the name of Brenda Hall, as there is a Arts and crafts festivals at Charlotte, CLT. 
 agent: Sure, May I know your preferred travel dates? 
 customer: My preferable dates are from 12/12 to 12/14. 
 agent: Do you prefer any connections? 
 customer: Yes, I need. 
 agent: Where do you want to start from? 
 customer: Washington, IAD is my travelling point. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent: We found a flight, with a single connection available for you. 
 customer: Ok. Confirm my ticket. 
 agent: The airline is Southwest, airfare is 100 & Flight number is 1023. 
 customer: Thank you for availing me. 
 agent: Your booking is done. Thanks for your presence.

Answer: book


Question: customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: Due to some urgent meeting, I am planning to cancel my recent reservation. Can you please help me for this? 
 agent: Sure, I am here to help you with that. 
 customer: Thank you. 
 agent: Can you please share me your name? 
 customer: Myself Lisa Moore. 
 agent: Sorry, no reservation found on your name to cancel your reservation. 
 customer: Not a big deal, anyhow thank you very much for your kind information. 
 agent: Thank you for reaching us, have a nice day.

Answer:
no_reservation