You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best I can serve you at this moment?

USER: I am willing to book a flight from AUS to reach HOU, can you please help me in booking a flight?

ASSISTANT: Sure, can you please let me know your journey dates?

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

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer it.

ASSISTANT: Are there any more specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, Jennifer Jackson is my name.

ASSISTANT: Sorry, there are no flights are available matching your specifications.

USER: No issues, thank you.

ASSISTANT: Thank you for approaching us.