Detailed Instructions: 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 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.
A:
book