You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

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

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: I would like to take off on 07/22 and return on 07/24.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Please confirm the booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1026.

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

ASSISTANT: Thank you for reaching us.