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 may I aid you? 
 customer: Myself Eric Young, I need to schedule my trip to Philadelphia for next week. Can you please help me in booking the ticket from LGA to PHL? 
 agent: Sure, I will help you with that. May I know your travelling dates to proceed further? 
 customer: I am willing to travel on 10/15 and again I will be return back on 10/17. 
 agent: Ok, please be on hold. 
 customer: Sure, I will wait for your response. 
 agent: AA airlines is providing you a flight with 1 connection limit and fare is 100, shall I proceed with booking? 
 customer: Yes, I think that can work for me. 
 agent: Your ticket is confirmed with the flight number 1004. 
 customer: Thank you very much for booking the ticket. 
 agent: Thank you for reaching us.
Student:
book