You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I want to book a flight ticket from SEA to AUS, can you please help me with booking flight ticket?

ASSISTANT: Sure, let me know your travel dates?

USER: Ok, my travelling dates are 06 and 08 of March.

ASSISTANT: Do you have any preferences?

USER: I want to return in the morning.

ASSISTANT: Ok, can you share your name to proceed further?

USER:         My name is  Steven Collins.

ASSISTANT: Sorry, no flights found as per your requirements.

USER: That's fine, thank you for the information.

ASSISTANT: Thank you for reaching us.