TASK DEFINITION: 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
PROBLEM: customer: Hi. This is Stephen Jones. 
 agent: Hello. How can I assist you? 
 customer: I am planning to travel to PHX to meet my friend,can you please help me to book a flight ticket from SFO? 
 agent: Can you please mention your travelling dates? 
 customer: I want to depart on May 14th and return on May 16th. 
 agent: Let me know your depart and arrival timings? 
 customer: I would like to Return in the morning. 
 agent: Do you want connecting flight? 
 customer: Yes, I want a single connecting flight. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent: Sorry, no flights found on your route. 
 customer: It's ok,  thank you for your information. 
 agent: Thank you for connecting with us.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello, how can I assist you? 
 customer: Rebecca Gonzalez here. Please help me out in booking the ticket from OAK to BOS. 
 agent: Sure, can you please provide your travel dates? 
 customer: My trip dates will be 07/28 to 07/30. 
 agent: Do you have any preferences? 
 customer: My depart time must be in the morning. 
 agent: Is there any class preference? 
 customer: No. 
 agent: Ok, please wait a minute. 
 customer: Ok. 
 agent: We found an American airline with flight 1019 having a fare 100 with stopover. Shall I proceed with booking? 
 customer: Please proceed. 
 agent: Your booking has been done. 
 customer: Thank you. 
 agent: Thank you.

SOLUTION: book

PROBLEM: customer: Hi. Ryan Evans here. 
 agent: Hello. How can I support you? 
 customer: Can you please reserve me a flight ticket from DTW to OAK? 
 agent: Sure, to book a ticket may I know when would you like to travel? 
 customer: My trip dates are 06/14 - 06/16. 
 agent: Do you have any connection limit in between journey? 
 customer: I need a single connection. 
 agent: Is there any other requirements? 
 customer: My depart time should be in the evening. 
 agent: Can you please share me your name? 
 customer: Already mentioned above. 
 agent: Unfortunately there is no flight found with your matching details. 
 customer: No issues, thank you. 
 agent: Thank you.

SOLUTION:
no_flight