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 may I help you for today? 
 customer: Please cancel my recent reservation. As budget was very high for our planned trip and we are not able to arrange our budget, so can you help me with this? 
 agent: Sure, may I know your name? 
 customer: Sure, my name is Stephanie Carter. 
 agent: Sorry to say, no reservation found on your name. 
 customer: That's ok, thank you. 
 agent: Thank you for reaching us, have a nice day.
A:
no_reservation