You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: How can I book a flight ticket from CA - LAX to Washington DC - DCA?

ASSISTANT: I can't help you in explaining the whole process but I can help you in booking the ticket. Please provide me your planned travel dates.

USER: Ok, my planned travel dates are 06/28 and 06/30 respectively.

ASSISTANT: Ok, please be on hold.

USER: Ok, please take your own time.

ASSISTANT: Hawaiian airlines is having a flight on that route with travel charge of 100, is that ok for you?

USER: Please book a direct flight as I am comfortable with it.

ASSISTANT: Sorry to inform you that there are no flights available for you with 0 connection. May I know your good name please?

USER: My name is William Lopez, can you let me know what connection limit is available?

ASSISTANT: There are flights available on that route with 1 connection only.

USER: Ok, please book it for now because the journey is very important for me?

ASSISTANT: Sure, please wait for a while.

USER: Ok, thank you for your support.

ASSISTANT: I have successfully booked your ticket with flight-1001 from Hawaiian airlines, have a safe journey.

USER: Thank you for helping me to book the flight ticket.

ASSISTANT: Thank you for choosing us.