You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you aid me in booking a flight ticket from LAX to OAK?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Thank you. I am Margaret Taylor.

ASSISTANT: Please let me know with your planned travel dates.

USER: I am planning to start on Sep 18th and return back on Sep 20th.

ASSISTANT: Do you need a break in your journey?

USER: Max connection should not exceed to 1.

ASSISTANT: Please help me with your your preferred class to fly.

USER: Any class is fine for me.

ASSISTANT: Do you have any other preferences in your journey ?

USER: Make sure that it is a direct flight.

ASSISTANT: Margaret Taylor, I am really sorry to inform you that there are no flights available for your journey.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us. Have a great time.