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
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Question: customer: Hello. 
 agent: Hello, how may I assist you? 
 customer: Is it Central Booking Agency? 
 agent: Yes, say what help are you expecting from my side? 
 customer: Can you book a flight ticket from AUS to LGA? 
 agent: Sure, please mention your dates of trip? 
 customer: It's from 02/09 to 02/11. 
 agent: Ok, please hold on for a moment. 
 customer: Ok, take your time. 
 agent: Sorry, there is no flight is available as per your respective details. 
 customer: Ok, no problem. 
 agent: May I know your name please? 
 customer: Sure, my name is Brenda Clark. 
 agent: Thank you for your information. 
 customer: That's ok. 
 agent: You are welcome.

Answer: no_flight


Question: customer: Hi. 
 agent: Hello. How can I assist you? 
 customer: Will you help me in booking a ticket with the name of Samantha Lewis under the price limit of 200? 
 agent: Ok, may i know your travel dates? 
 customer: I need to do some project work in Botanical Garden on 01/06. After the completion of this, I have to return on 01/08. 
 agent:  Help me with your journey points? 
 customer: Journey points are Los Angeles, LAX and PHL. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent:  Sorry, no flights are available on your travel dates. 
 customer: Ok, thank you. 
 agent:  Thank you for availing us.

Answer: no_flight


Question: customer: Hello. 
 agent: Hello. How may I help you today? 
 customer: I am planning to attend music concert at ATL, can you please help me with booking a flight ticket from LAX? 
 agent: Sure, I am happy to help you with that. Can I know your name? 
 customer: My name is Janet Edwards. 
 agent: May I know your travelling dates? 
 customer: Sure, I would like to take off on Jan 7 and return on Jan 9. 
 agent: Do you have any other requirements? 
 customer: I would like to depart during evening time. 
 agent: May I know your connection limit? 
 customer: I am looking for a connecting flight. 
 agent: Please wait for a minute. 
 customer: Sure, take your time. 
 agent: Sorry to say that, there is no flight available based on your travelling dates. 
 customer: Ok, no issues. Thank you for checking. 
 agent: Thank you for reaching us. 
 customer: You are welcome.

Answer:
no_flight