You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your helping hand?

USER: I would like to attend a family party, so could you book a flight ticket for me to AUS from my home town EWR?

ASSISTANT: Sure, when are you planning to travel?

USER: Thank you and my travelling dates are Mar 28 to Mar 30.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Jerry Edwards.

ASSISTANT: Do you have any specifications to be met?

USER: Yes, please find a flight with single connection.

ASSISTANT: Sorry, no flights were available at this moment due to some technical issues.

USER: Sad to hear that one from your agency, I can prefer any other source. Thank you for your help.

ASSISTANT: Thank you for choosing us. Have a nice day.