You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am looking for a flight from DCA to LAX, can you help me out?

ASSISTANT: Sure, I will help you, can you please provide me your travelling dates?

USER: My travel dates are from 02/17 till 02/19.

ASSISTANT: Ok, give me a moment.

USER: Ok.

ASSISTANT: There is one flight is available for you with single connection. Shall I proceed for booking?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked with flight number 1013 and airline is Hawaiian.

USER: Thank you for your help.

ASSISTANT: Welcome. Thank you for choosing us.

USER: Welcome.

ASSISTANT: May I know your name?

USER: Myself Patrick Wilson.

ASSISTANT: Thank you.

USER: Welcome.