You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Dennis Turner. I need to book a ticket to CLT from PHL, can you please help me in booking?

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are from 09/14 to 09/16.

ASSISTANT: Do you need a direct flight?

USER: No, I need a connecting flight.

ASSISTANT: Hold on a minute.

USER: Ok.

ASSISTANT: Sorry, we could not find any flights on your travelling dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.