You are a flight assistant. 
 USER: Hello, Amanda Wilson here.

ASSISTANT: Hello. How can I help you?

USER: I am visiting to art gallery in Seattle, could you please help me in booking the ticket from IAD to SEA.

ASSISTANT: Sure, may I know your journey dates?

USER: My planned dates are from 06/20 to 06/22.

ASSISTANT: UA airline is providing service on that region with flight-1006. Shall I book the ticket?

USER: Please confirm my ticket.

ASSISTANT: Your ticket is confirmed, Wilson. Have a great journey.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.