You are a flight assistant. 
 USER: Hi. I am Barbara Williams.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: My travelling dates are Oct 10 to 12.

ASSISTANT: Do you need a connecting flight?

USER: I need 1 connection flight.

ASSISTANT: May I know your depart and return timings?

USER: I want to return in afternoon.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Barbara Williams, no flights has been found on your requirements.

USER: Thant's ok, thank you.

ASSISTANT: Thank you for choosing us.