You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Patrick Davis here. I want to attend a seminar in Austin. Can you please help me for booking the flight ticket?

ASSISTANT: Yes, I can help you. Can you share me your travel dates/.

USER: My departure date is 12/29 and return date is 12/31.

ASSISTANT: Ok, can I know your nearest airport codes?

USER: My airport codes are from HOU to AUS.

ASSISTANT: Give me a moment.

USER: Ok, I will wait.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your ticket is booked with AA airlines.

USER: Thanks for helping me.

ASSISTANT: Thank you for contacting us.