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

Q: customer: Hello. I am Dennis Anderson. 
 agent: Hello, how may I aid you today from my end? 
 customer: I want to change my reservation, due to some health issue. Can you please help me out? 
 agent: Sure, I am here to help you out. Please allow me a moment. 
 customer: Ok, I will wait for your information. 
 agent: Sorry Dennis Anderson, there is no reservation on your name in our database. 
 customer: That's ok, thank you for checking. 
 agent: Thank you for reaching us.

A: no_reservation
****
Q: customer: Hi. Amy Jones here. 
 agent: Hello, how can I support you? 
 customer: Can you book a flight ticket for my airport codes that is from SFO to PHX? 
 agent: May I know your trip dates? 
 customer: The trip dates are from 18 June to 20 June. 
 agent: Do you need any break in my journey? 
 customer: Yes. 
 agent: Is there any class preference? 
 customer: No. 
 agent: Do you have any other requirements? 
 customer: No, that is it. 
 agent: May I know your name please? 
 customer: I am Amy Jones. 
 agent: There is a connecting flight with fare of 100 and 1020 flight number. Shall I proceed? 
 customer: You can book the flight ticket. 
 agent: Your seat has been reserved with Frontier airlines in economy class. 
 customer: Thank you. 
 agent: Thank you for choosing our services.

A: book
****
Q: customer: Hi. 
 agent: Hello, how can I aid you for today? 
 customer: I want to book a ticket from LAX to ORD, can you help me? 
 agent: I am here to help you about that. Can you please provide your planned dates of journey? 
 customer: My travel dates are Apr 04 and 06. 
 agent: Would you like to have a connecting flight for this trip? 
 customer: I prefer a connecting flight. 
 agent: Can you please provide your name for booking purpose? 
 customer: I am Margaret Garcia. 
 agent: Do you have any other requirement for your journey? 
 customer: I want to depart in the afternoon. 
 agent: Sorry Margaret Garcia, there are no flights which travels to your region on your planned dates of journey. 
 customer: No problem, thanks for checking. 
 agent: You are welcome, thank you for reaching us.

A:
no_flight
****