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: Hi.
agent: Hello, how can I assist you?
customer: Myself Donna Allen, can you help me searching flights from JFK to PHX?
agent: Sure, on which dates are you planning to travel?
customer: I am going to start my travel on 08/13 and I am going to return on 08/15.
agent: Please be on hold, I will get back to you with flight details.
customer: Ok, but make sure with connection 1.
agent: There is flight available for you from Spirit airlines with 1 connection and travel charge of 100. Shall I proceed with booking?
customer: Proceed to booking.
agent: Your ticket has been booked with flight-1025, have a safe journey.
customer: Thank you for your services.
A:
book