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: Hello. 
 agent: Hello. How can I help you today? 
 customer: I am Dorothy Turner, I am going to Washington DC to take tour of White house with my family. Help me to find a flight of price 1000. 
 agent: Could you please provide me airport codes? 
 customer: I will fly from NC-CLT to DC-IAD. Please find a flight with single connection. 
 agent: Sure. To check with availability of flights, I need your travel dates. 
 customer: My travel dates are for depart is 06/29 and returning on 07/01. 
 agent: Please be online, I will revert you with flight details. 
 customer: Ok. 
 agent: Thanks for your time, Delta airline is available with flight number 1015. Can I process the booking? 
 customer: Yes. 
 agent: Ok, Your ticked is confirmed.Thanks for reaching us. 
 customer: Thanks for your service.

A: book
****
Q: customer: Hello. 
 agent: Hello. How may I assist you now? 
 customer: I would like to meet my friend on his birthday at Oakland, please help me in booking a ticket from SEA to OAK. 
 agent: Sure, I will help you with that. Can you please provide your preferable dates of travelling? 
 customer: I would like to plan my journey on Jan 4 and return on Jan 6. 
 agent: On whose name I have to book the flight ticket? 
 customer: My name is Anthony Johnson. 
 agent: Do you have any connection limit? 
 customer: I need a connecting flight for my trip. 
 agent: Any more specifications do you have? 
 customer: I prefer normal-cost airlines. 
 agent: Please wait a moment to check the flights. 
 customer: Sure, take your time. 
 agent: Unfortunately there are no flights running on your route with your required preferences. 
 customer: Ok, no problem. Thank you for your information. 
 agent: Thank you for approaching us, have a great day.

A: no_flight
****
Q: customer: Hello, I am Robert Collins. 
 agent: Hello, Robert Collins. How may I be your helping hand? 
 customer: jI would like to attend rock band event in Carnegie Hall at New York, JFK. 
 agent: Fine. 
 customer: Can you help me to book a ticket? 
 agent: To reserve a ticket, help me with your boarding point. 
 customer: Detroit, MI - DTW is my boarding point. 
 agent: Any specifications do you have? 
 customer: Please check under 1000 fare. 
 agent: Please let me know your travelling dates. 
 customer: My travelling dates are 07/09 and 07/11. 
 agent: Thanks for your details. 
 customer: OK. 
 agent: You have a Delta airline of price 100 with 1 connection of 1024 flight. Shall I make it to reserve? 
 customer: Yes, please reserve it. 
 agent: Booking has been done. 
 customer: Thank you. 
 agent: Thank you for picking us.

A:
book
****