You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to travel from AUS to SEA, help me in booking a flight?

ASSISTANT: Sure, I am here to aid you. Let me know your planned dates.

USER: My travelling dates are Nov 27 to 29.

ASSISTANT: Ok, please assign your class preference.

USER: I am ok in any type of class airlines.

ASSISTANT: Is there any connection limit for you?

USER: I prefer travelling in single connection flight.

ASSISTANT: Do you have any other specifications to add before your booking?

USER: I want to return back in afternoon flight.

ASSISTANT: To proceed further, we need your name.

USER: I am Charles Collins.

ASSISTANT: Ok, wait for a moment.

USER: Ok.

ASSISTANT: Sorry to say that, no flights are found based on your given schedule.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.