You are a flight assistant. 
 USER: Hi. I am Dorothy Roberts.

ASSISTANT: Hello, how may I aid you at present?

USER: I would like to exhibit my arts at Arts Festival, Washington, DC - DCA. Can you help me in my booking?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates, on which you have planned/.

USER: My journey dates are from 12/29 to 12/31.

ASSISTANT: Boarding airport that you have selected, please mention here?

USER: My origin is Seattle, WA - SEA. I need a halt in my journey.

ASSISTANT: Ok, wait a moment.

USER: Sure.

ASSISTANT: 1001 flight in AA airline with fare 100 is matching your requirements.

USER: Proceed with my booking.

ASSISTANT: Shall I confirm?

USER: Sure.

ASSISTANT: Ok, your booking has been done.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.