You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me in booking a flight ticket from JFK to IAD?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: Sure, my travel dates are from Feb 14 to Feb 16.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: I would prefer economy class for my journey.

ASSISTANT: To proceed further, can I have your name please?

USER: Myself Mark Roberts.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your time, United Airlines is providing a connecting flight and the airfare is about 200 with flight 1011.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.