You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from DEN to DCA?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are Apr 19 and Apr 21.

ASSISTANT: Do you have any other requirements?

USER: I need single connection flight.

ASSISTANT: Ok, let me know your name.

USER: Myself Dennis Mitchell.

ASSISTANT: Please wait.

USER: Ok, sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in JetBlue airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked with the flight number 1008.

USER: Thank you for your help.

ASSISTANT: Most welcome.