You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to book a flight from LGA to reach AUS, so please help me in booking a flight.

ASSISTANT: Sure, kindly share your travel dates.

USER: My planned dates are on Mar 29th to 31st.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other specification?

USER: Both my depart and return time should be in afternoon.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: No issues, thank you.

ASSISTANT: May I know your name?

USER: Sure, my name is Sandra Jackson.

ASSISTANT: Thanks for reaching us.