You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I am Brenda Nelson. I want to attend a seminar at Austin, AUS.

ASSISTANT: Ok.

USER: Can you help me in booking on 05/12?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly, mention your return date.

USER: I will be return on 05/14.

ASSISTANT: May I know your origin airport code.

USER: I am start from Atlanta, ATL.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: You have a flight with airline Delta and flight number is 1005 with 1 connection and price is 100. Can I reserve your seat?

USER: Ok, Proceed.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you.