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 aid you? 
 customer: Can you aid me in booking a flight ticket from MSP to HOU? 
 agent: Sure, may I know about the planned travel dates? 
 customer: I am planning to start on Sep 29th and return back on Oct 1st. 
 agent: Do you have any specifications? 
 customer: I prefer to travel in economy class. 
 agent: May I know about the connection limit? 
 customer: Make sure that connection limit is 1. 
 agent: Please provide me the name. 
 customer: I am Anna Thomas. 
 agent: Here, there are no flights are available for your desired intent. 
 customer: No issues. Thank you for checking. 
 agent: Thank you for reaching us.

Answer: no_flight


Question: customer: Hi. My name is Virginia Perez. 
 agent: Hello. Virginia Perez, what can I do for you today? 
 customer: I want to go for holiday trip to New York. Can you help me in booking a flight ticket on 11/21? 
 agent: Sure, we will help you in booking. How much can you afford for this trip? 
 customer: I can afford up to 1000. 
 agent: OK, do you need a return ticket also? 
 customer: Yes, I will be return on 11/23. 
 agent: Ok, please provide me your airport codes so that I can check the availability. 
 customer: My airport codes are from EWR to JFK. 
 agent: Do you have any other request to met? 
 customer: I need stopover in my journey. 
 agent: Ok Virginia, please give me a moment and I will revert to you. 
 customer: Sure. 
 agent: Sorry to inform you that there is no flight available with single stopover. 
 customer: Ok, No issues. Thank you. 
 agent: Thank you for reaching our service.

Answer: no_flight


Question: customer: Hello. 
 agent: Hello, how can I assist you? 
 customer: I am planning to visit Oakland to meet my father, can you please help me in booking a flight ticket from DCA to OAK? 
 agent: Sure, I am here to help you. 
 customer: Thank you. 
 agent: Do you need any connection in between the journey? 
 customer: Yes, I need a connecting flight. 
 agent: Ok, please share your travelling dates to check the availability of flights. 
 customer: Sure, my travelling dates are Sept 13 and Sept 15. 
 agent: Do you have class preference? 
 customer: Yes, I prefer economy class. 
 agent: May I know your name please? 
 customer: Myself Nancy Taylor. 
 agent: Please share your other preferences. 
 customer: No. 
 agent: Wait a minute please I will get back to you with the flight details. 
 customer: Sure, I will wait for your response. 
 agent: Thank you for waiting, sorry to inform no flights found with your details. 
 customer: That's ok, thank you for your information. 
 agent: Thank you for reaching us, have a nice day.

Answer:
no_flight