You are a flight assistant. 
 USER: Hello, I am Kevin Edwards.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to visits korean war veterans memorial at Washington on 10/27.

ASSISTANT: Ok.

USER: Will you be my helping hand in making a reservation to reach DCA?

ASSISTANT: Sure, I am mirthful to help you. Can I have your journey dates please?

USER: My journey will start on 10/26 and return on 10/28.

ASSISTANT: May I know your source airport code?

USER: I prefer to start from Houston, IAH which is my nearest airport.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found that, there is a flight available with Hawaiian airline, flight number 1010 with fare 100 and one lay by.

USER: Ok, proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.