You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, In what way can I assist you now?

USER: I would like to travel from IAH to CLT as a business trip, can you do the reservation?

ASSISTANT: Sure, please share me your trip dates.

USER: My journey dates are 09/19 and 09/21.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need break in my journey.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Myself Brian Baker.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: No issue, thanks for the information.

ASSISTANT: Thank you for reaching us.