You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Please book me a ticket on my name Kevin Lee from CLT to ATL.

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My trip dates will be May 15 to May 17.

ASSISTANT: Do you need any layover in between  journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: My depart time must be in the evening.

ASSISTANT: May I know your name for the documentation process?

USER: Kevin Lee is my name.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.