Teacher: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
Teacher: Now, understand the problem? Solve this instance: customer: Hi. 
 agent: Hello, how can I help you today? 
 customer: I just want to cancel my recent reservation due to sudden demise of my grand father. Can you help me? 
 agent: Sure, may I know your name please? 
 customer: Pamela Adams is my name. 
 agent: Ok, please wait for a moment, I will check and get back to you. 
 customer: OK. 
 agent: Sorry, there was no reservation found with your name. 
 customer: Ok, no issues with that. Leave it. Thanks for the response. 
 agent: Thank you for opting us.
Student:
no_reservation