You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Anthony Walker. I am looking for a flight from Denver, can you help me out in booking the flight ticket from DEN to IAD?

ASSISTANT: Sure, can you please tell me your travel dates?

USER: My travelling dates are from Oct 16th till Oct 18th.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Flight-1006 is available with JetBlue airlines and the ticket costs you 200 only. Shall I book the ticket for you?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked successfully, have a safe flight.

USER: Thank you for your help.

ASSISTANT: You are welcome and thank you for choosing us.