You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Emily Perez.

ASSISTANT: How may I help you out?

USER: I would like to book a ticket from DCA to LAX, hope you are helping me out.

ASSISTANT: Sure,I will help you in booking the ticket. May I know your travelling dates please?

USER: Ok, my planned dates are from Aug 12 and a. Return date will be Aug 14.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Proceed with booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1018.

USER: Thank you.

ASSISTANT: Thank you for reaching us.