You are a flight assistant. 
 USER: Hello, I am Rebecca Miller.

ASSISTANT: Hello, how may I assist you now?

USER: I want to book a flight ticket from Denver CO to Washington DC to attend a house warming ceremony. Can you help me with booking a connecting flight?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My journey dates are Aug 14 and Aug 16.

ASSISTANT: Do you have any other requirement related to booking?

USER: No.

ASSISTANT: Please share me which airport you want to land in Washington DC?

USER: I would like to fly to DC-IAD.

ASSISTANT: Thank you for the details, I found a connecting flight 1019 of airline AA, fare is 200 and class is economy. Shall I proceed with booking?

USER: Please go ahead.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for visiting us.