You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in making an airline reservation from IAH to CLT?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My planned travel dates are Oct 12th and Oct 14th.

ASSISTANT: Ok, please share your name.

USER: William Thompson.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any specification?

USER: No.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.