You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Janet Roberts.

ASSISTANT: How may I aid you?

USER: I would like to meet my brother on his birthday, can you please help me to book my flight ticket from ATL to DCA?

ASSISTANT: Sure, I am ready to help you. Can you please share your travel dates?

USER: I want to depart on 08/02 and return back on 08/04.

ASSISTANT: Thanks for your patience, there are no flights found on your journey dates.

USER: Sad to hear that, thank you for checking.

ASSISTANT: Thank you for contacting us.