You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I render you?

USER: I am Christine Smith, can you help me to search a flight to AUS?

ASSISTANT: Sure, we are here to help you.

USER: Please search a direct flight.

ASSISTANT: Can you provide me your travelling dates for booking purpose?

USER: I am planning to travel on 08/10 and 08/12.

ASSISTANT: May I know your leaving point?

USER: My destination airport code is AUS. My origin is PHL.

ASSISTANT: Ok, wait for some time. Sorry to say, Unfortunately there is no flights found on your details.

USER: That is fine. Thank you for your time.

ASSISTANT: Thanks for connecting us.