You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Helen Hall. I want to book a ticket from HOU to AUS to attend seminar, can you help me in booking?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I am departing on 12/22 and return on 12/24.

ASSISTANT: Ok, please wait for a while. Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed for the flight 1019 in UA airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.