You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Joseph Adams, want o travel from LAS to IAD. Please help me in booking my ticket.

ASSISTANT: May I know your trip dates?

USER: Sure, my trip dates are from 12/08 to 12/10.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a flight with your provided information in AA airline with 1 connection and the fare is 100. Shall I confirm your ticket with this airline?

USER: Please confirm this ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Most welcome.