You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Kenneth King. On my birthday, I am planning to give a treat for my friends by booking a ticket to round trip to JFK.

ASSISTANT: Sure, can you please share your trip dates?

USER: 04/27 - 04/29 are my dates of travelling.

ASSISTANT: Do you need any other requirements?

USER: Price limit is 200. Connection is to be 1.

ASSISTANT: We found a flight in Delta airlines, flight number is 1008 with one connection and price is 100. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Ok, your reservation has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.