You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am Timothy King. I want to book a flight ticket to attend my nephew birthday in New York, could you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your preferable travelling dates?

USER: I would like to fly on 10/13 and return on 10/15.

ASSISTANT: Can you please provide your journey airport codes?

USER: My source is Washington, DC - IAD and destination is NY - EWR.

ASSISTANT: Let me know if you need a connection within your journey.

USER: Yes, I need a halt.

ASSISTANT: How much can you afford for the flight ticket?

USER: I can afford up to 1000.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for being wait. There is a JetBlue airline available according to your request with flight number 1004 and price is 400.

USER: You can proceed to booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you for picking us.