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

customer: Hello. 
 agent: Hello, how may I assist you today? 
 customer: I want to travel from OAK to SEA. Can you help me to book a flight ticket? 
 agent: Sure, may I know your travelling dates? 
 customer: I want to fly in the flight on Sept 29 and Oct 01. 
 agent: Do you need any specification? 
 customer: I want to travel in a connecting flight. 
 agent: Please wait a moment. 
 customer: Ok, take your time. 
 agent: There is a flight with one connection and the price is 200 in Southwest Airlines, can I proceed with the reservation? 
 customer: Proceed to booking. 
 agent: Your ticket has been reserved with the flight number 1026. 
 customer: Thank you for your help. 
 agent: May I know your name? 
 customer: Janet Clark. 
 agent: Thank you for reaching our service.
book

customer: Hello. I am Susan Jackson. 
 agent: Hello, how can I provide assistance for you? 
 customer: As I am racer, I want to attend for horse racing festival which is going to held at San Francisco, SFO. 
 agent: Ok. 
 customer: Can you please book a ticket from New York, LGA? 
 agent: Sure, I am perky to help you. 
 customer: Thank you. 
 agent: Let me know, when you are planning to depart? 
 customer: I want to start my journey on 10/16. 
 agent: Do you need a lay by in between your journey? 
 customer: I need a connecting flight. 
 agent: Kindly, share your return date of journey to proceed further. 
 customer: I will return back on 10/18. 
 agent: Thank you for sharing your details. Please, wait for a while. 
 customer: Sure. 
 agent: Thank you for being patience, there is a flight available in Southwest airline, flight number 1001 having fare 200 and a lay by. 
 customer: You can proceed. 
 agent: Your reservation has been processed. 
 customer: Thank you. 
 agent: Thank you for availing us.
book

customer: Hello, my name is Brian Young. 
 agent: Hello, how can I assist you? 
 customer: As my family tour got cancelled, Can you help me to cancel my recent reservation? 
 agent: Sure, I am mirthful to help you. Can you please wait for a moment, I will check with your recent reservation. 
 customer: Sure. 
 agent: We are sorry to inform you that, we did not find any reservation with this name. 
 customer: Ok fine, thank you. 
 agent: Thank you for reaching us. Have a good day.
no_reservation