You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Nicholas Parker. I am planning to visit Olympic National Park at Washington, could you please help me with booking a flight ticket from SEA to IAD?

ASSISTANT: Sure, can I know your travel dates?

USER: I would like to take off on 06/22 and return on 06/24.

ASSISTANT: Please give me a minute.

USER: Sure, take your time.

ASSISTANT: The flight 1003 of Spirit airlines is available on your requested dates with a price of 100 and with 1 connection. Shall I proceed?

USER: Please confirm the booking.

ASSISTANT: Parker, your reservation has been done successfully.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: You are welcome.