You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to travel from LGA to AUS, can you help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: My travel dates are 06/29 and 07/01.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Can I know your name please?

USER: I am Brenda Baker.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: That's ok. Thank you.

ASSISTANT: Most welcome.