You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to travel from CLT to PHL as a business trip.

ASSISTANT: Can you share your travelling dates?

USER: My trip dates are 04/23 and 04/25.

ASSISTANT: Do you need any connection limit?

USER: I need only direct flight.

ASSISTANT: Could you share your timings?

USER: I am comfortable with any timings.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name for reservation?

USER: Susan Moore here.

ASSISTANT: There are no flights available on your required dates.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for opting us.