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 Lisa Rodriguez. 
 agent: Hello Lisa Rodriguez, how can I support you? 
 customer: Due to heavy rain, I want to cancel my reservation. Can you help me? 
 agent: Sure, we will help you. Please wait for a minute. 
 customer: Sure. 
 agent: Thanks for your time, no reservation was found based on your name. 
 customer: No issue, Thank you. 
 agent: Thanks for opting our service.
[A]: no_reservation


[Q]: customer: Hello, I am Kathleen Campbell. 
 agent: Hello, how can I help you today? 
 customer: I want to book a ticket from HOU to DFW to surprise my friend on her birthday. Can you please help me to book a ticket on 06/28? 
 agent: Sure, we are here to help you. May I know the return date of your journey? 
 customer: My return journey date is 06/30. 
 agent: May I know is there any connection limit? 
 customer: I need only one connection limit. 
 agent: Ok, please wait for a while. 
 customer: Ok. 
 agent: Thanks for waiting. Sorry for the inconvenience, we have a direct flight with AA airline. 
 customer: Ok, Do not proceed for booking. 
 agent: Ok. 
 customer: Thanks for your assistance. 
 agent: Thanks for choosing us.
[A]: no_flight


[Q]: customer: Hello. 
 agent: Hello, how can I help you? 
 customer: I am planning to travel from DEN to AUS, can you please help me to book a flight ticket? 
 agent: Sure, please share your travelling dates. 
 customer: Sure, my travelling dates are Dec 24 and Dec 26. 
 agent: Do you need any connection in between the journey? 
 customer: I need a connecting flight. 
 agent: Do you have any other preferences? 
 customer: My class preference is economy. 
 agent: Ok, may I know your name please? 
 customer: My name is Cynthia Taylor. 
 agent: Ok, please stand by. 
 customer: Sure, I will wait for your response. 
 agent: Thank you for waiting, sorry no flights found with your details. 
 customer: No problem, thank you for your information. 
 agent: Thank you for reaching us, have a good day.
[A]:
no_flight