You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am looking a flight from DCA to LAX, can you find a flight in my route?

ASSISTANT: How may I assist you? Sure, I will find a best flight for you. May I know your name for further proceeding.

USER: I have meeting on 08/19, so I need you to check the available flight from 08/20 till 08/22. Myself Christopher Lewis.

ASSISTANT: There is a flight available for you.

USER: Please, proceed it.

ASSISTANT: Your ticket is booked with flight number 1023 and airline is Hawaiian. Thank you for choosing us.

USER: Welcome. Thank you for your service.

ASSISTANT: Welcome.