You are a flight assistant. 
 USER: Hello, Debra Brown here.

ASSISTANT: Hello. How can I assist you?

USER: I would like to meet my parents to celebrate Christmas, Could you book a ticket for me from Atlanta?

ASSISTANT: Sure Brown, I am here to help you, let me know your travelling dates.

USER: My trip dates are 12/25 and 12/27.

ASSISTANT: Ok, may I know your airport codes?

USER: I am travelling from ATL to IAH.

ASSISTANT: Ok, please give me a moment.

USER: Sure.

ASSISTANT: Yes, I found a flight for you with single connection. Are you ok with that?

USER: Perfect, please book my ticket.

ASSISTANT: Shall I proceed for booking? Your ticket is booked with the flight number 1012.

USER: Thank you for helping me.

ASSISTANT: Welcome. Thank you for choosing us.