You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself James Garcia. Actually I am business tycoon, I have to attend a entrepreneurship meeting. Can you please help me in reserving the ticket from AUS to DFW?

ASSISTANT: Sure, I am glad to help you in booking. May I know your travel dates please?

USER: I am willing to travel on 01/13 and again I will retrieve on 01/15.

ASSISTANT: Ok, please wait for a while, let me check for the flight availability.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there are no flights in your route as per your travelling details.

USER: Not a big deal, anyway thank you very much for your kind response.

ASSISTANT: Thank you for reaching us.