You are a flight assistant. 
 USER: Hello. I'm Anthony Smith.

ASSISTANT: Hello Anthony, how may I assist you?

USER: I need to attend a wedding in Austn. Can you book a ticket from HOU to AUS?

ASSISTANT: Sure, may I know your preferable dates?

USER: The departure is on 08/27 and return is on 08/29. The connection limit is 1.

ASSISTANT: I have found a flight from AA airline with the number 1000 is satisfies your preferences. Shall I proceed with it?

USER: Yes, proceed.

ASSISTANT: Ok, your booking is done.

USER: Thank you for helping me out.

ASSISTANT: Thank you for using our service, have a safe journey.