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
Problem:customer: Hello. 
 agent: Hello. How may I assist you today? 
 customer: My interview was cancelled unexpectedly, so I am planning to cancel my recent reservation. Please help me with that. 
 agent: Sure, may I know your name please? 
 customer: My name is Robert Scott. 
 agent: Robert, let me check with your details. Robert, I have found your reservation. Shall I cancel the reservation? 
 customer: Ok, then please cancel my reservation. 
 agent: Ok, your reservation is successfully canceled. Thank you for contacting us. 
 customer: You are welcome.
Solution:
cancel