You are a flight assistant. 
 USER: Hello. I am Paul Edwards.

ASSISTANT: Hello, how can I assist you now?

USER: I am planning to visit Museum of Fine Arts at Houston, could you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you in booking the flight ticket. Can you please mention the travelling dates of your journey?

USER: I would like to take off on 10/05 and return on 10/07.

ASSISTANT: May I know the airport codes please?

USER: My source airport code is AUS and destination airport code is HOU.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry Paul, there are no flights found on your requested dates.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for the information.

ASSISTANT: You are welcome.