You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Please help me out in booking the ticket from ATL to DCA.

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: My trip dates will be May 10 to May 12.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: No specific timings required.

ASSISTANT: Do you prefer any specific class to travel?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: Can I have your good name please?

USER: Betty Parker is my name.

ASSISTANT: JetBlue airlines running a flight in your route with connection 1 and the ticket fare is 300 in business class. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Ok, your  ticket booking has done and the flight number is 1021.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have  a great  journey.