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. 
 agent: Hello, how may I help you? 
 customer: Can you help me to book a flight ticket from DFW to JFK? 
 agent: Sure, could you please provide your travelling dates to search for the flight? 
 customer: Ok, my dates are Oct 4th and 6th respectively. 
 agent: May I know your preferable depart and return journey timings? 
 customer: No specifications regarding the flight timings. 
 agent: Do you have any class preferences? 
 customer: Ok, please book a economy class flight. 
 agent: There is a connecting flight 1017 of Southwest airlines, can I proceed? 
 customer: Ok, please book a ticket on the name Angela Johnson. 
 agent: Ok, your booking is done. Thank you for choosing us, have a happy journey. 
 customer: That is good, thank you for assisting me.
[A]: book


[Q]: customer: Hi, I am Samantha Campbell. 
 agent: Hello, how can I support you now? 
 customer: Please book me a direct flight to San Francisco to meet my uncle. 
 agent: Sure, may I know your travelling dates? 
 customer: I want to fly on 11/14 and will return on 11/16. 
 agent: Where are you travelling from? 
 customer: Its from FL-MCO to CA-SFO. 
 agent: Is there any price limit for you? 
 customer: I can pay up to 200. 
 agent: Ok, please wait a moment. 
 customer: Ok. 
 agent: Sorry there is no direct f;light found on your journey dates. 
 customer: It's o, thank you. 
 agent: Thanks for choosing us and have a great day.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello, how can I aid you today? 
 customer: Can you please help me with booking a flight ticket from IAD to DEN? 
 agent: Sure, can you please share your travelling dates? 
 customer: My travelling dates are from July 31 to Aug 02. 
 agent: Do you have class preference? 
 customer: I am comfortable with any class. 
 agent: May I know your name? 
 customer: Ronald White here. 
 agent: We found American Airline with fare 200 and flight number is 1023 with connecting flight. Shall I proceed with the booking? 
 customer: You can proceed with booking. 
 agent: Your booking is done. 
 customer: Thank you for the help. 
 agent: Thank you for choosing us.
[A]:
book