You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Please book a ticket from Washington DC-IAD to Washington DC-DCA.

ASSISTANT: Sure, I am gleeful to help you. May I know your travel dates?

USER: Departure date is 12/16 and 12/18 is return.

ASSISTANT: Do you need any lay by in between your journey?

USER: I need a halt.

ASSISTANT: Ok, may I know your good name to proceed further?

USER: I am Patricia Thompson.

ASSISTANT: Thanks for your details, please be on hold.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight with an airline Hawaiian of fare 100 and number 1008.

USER: Please book a flight.

ASSISTANT: Shall I proceed? Your ticket has been confirmed.

USER: Thanks.

ASSISTANT: Thank you for choosing us.