You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me to book a flight ticket from AUS to SEA?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Yes, I have to travel on Aug 31st and arrival timing is Sept 2nd.

ASSISTANT: Can you please share your connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any particular time for departing and returning?

USER: No.

ASSISTANT: May I know your airline preferences?

USER: Please check for a normal cost airlines.

ASSISTANT: May I know your name for documentation pupose?

USER: My name is Ashley Walker.

ASSISTANT: Ashley Walker, there are no flights available in your route.

USER: Ok, that is not a issue. Anyways thank you for providing the information.

ASSISTANT: Thank you for reaching us.