You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Sarah Turner.

ASSISTANT: What can I do for you today?

USER: I need to reach Washington DC to open new branch of my office so, can you please help me with booking of flight ticket from ATL to DCA?

ASSISTANT: Sure, when you are planning to travel?

USER: I need to travel on dates of 06/10 and 06/12.

ASSISTANT: Ok Turner, wait for a minute.

USER: Sure, take your time.

ASSISTANT: Yes Turner, I found a flight with AA airlines and the price is 100.

USER: Please proceed with booking.

ASSISTANT: Yes Turner, your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.

USER: Welcome.