You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please help me to book a flight ticket from DCA to LAX.

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: My travel dates are from Dec, 04 to Dec, 06.

ASSISTANT: Ok, please mention your name.

USER: Samuel Scott.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: As per your request, I found a flight for you with single connection. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1011 and airline is Hawaiian.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.