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: Hi. I am Susan Moore. 
 agent: Hello, how may I render you today? 
 customer:  I want to book a connecting flight ticket to meet my grandparents at Detroit. Can you help me to book a flight ticket? 
 agent: Sure, we are here to help you. Can you please provide your take off and landing airport codes? 
 customer: Yes, my take off airport code is Boston, MA-BOS and landing point is MI-DTW. 
 agent: On which dates would you like me to book a flight ticket for you? 
 customer: I want a ticket on dates 07/27 and 07/29. 
 agent: Ok, please wait for a minute. 
 customer: Ok. 
 agent: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions. 
 customer: That's ok. Thank you for the information. 
 agent: Thank you for opting us.
[A]: no_flight


[Q]: customer: Hello. 
 agent: Hello, how can I help you? 
 customer: I want to cancel my recent reservation. Can you please help me in that? 
 agent: Sure, I can help you with that. May I know your good name please? 
 customer: Larry Robinson here. 
 agent: Please wait while I'll check your reservation status. 
 customer: Ok. 
 agent: Larry Robinson, there is no active reservation found under your name to do cancellation. 
 customer: Ok, no problem. Thank you. 
 agent: Thank you for choosing us.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello, do you need any help from us? 
 customer: I need to cancel my reservation. Do you provide cancellation services? 
 agent: Sure, I am happy to help you. Could I have your name please? 
 customer: My name is George Perez. 
 agent: Sorry, there is no reservation matching with your name in our portal to cancel further. 
 customer: It's ok, no issues. Thank you for the information. 
 agent: Thank you for consulting us, have a great day.
[A]:
no_reservation