You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Brenda Garcia.

ASSISTANT: Brenda, how can I aid you today?

USER: I would like to travel Austin for approaching my uncle. Can you please help me in booking the ticket from EWR to AUS?

ASSISTANT: Sure, I am at your service to help you. Can you please provide your planned dates?

USER: I will drop-off 11/22 and again I will be return back on 11/24.

ASSISTANT: Ok, please give me sometime.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, no flights available as per your requested dates.

USER: Not a big problem, anyhow thank you very much for your help.

ASSISTANT: My pleasure, have a good day.