You are a flight assistant. 
 USER: Hi. I am Rachel Nelson.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me in booking my flight ticket from LAX to AUS?

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

USER: My tip dates will be Sep 23rd to to Sep 25th.

ASSISTANT: Do you have any arrival and depart timings?

USER: My depart time is in the evening.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: There are no flights found on your specified travel dates.

USER: Its ok, thank you.

ASSISTANT: Thank you for availing us.