You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Deborah Mitchell want to visit Washington, can you book a ticket from LAX to DCA?

ASSISTANT: May I know your travel dates?

USER: Sure, my travelling dates will be 03/30 and 04/01.

ASSISTANT: There is a flight with flight number 1022 with price is 100, can I proceed?

USER: Ok, proceed with my booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Most welcome.