You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Can you please help me in booking my ticket from LAS to CLT?

ASSISTANT: Sure, I will help you with the ticket booking. Can you please let me know your travel dates?

USER: My planned dates of journey are Feb 04 and Feb 06.

ASSISTANT: Ok, on which name do you want me to book the ticket?

USER: Please reserve my ticket with the name Robert Brown.

ASSISTANT: Ok, please send me your specification about the connection limit.

USER: I prefer connecting flight for this trip.

ASSISTANT: Ok, is there any other preferences?

USER: No, thanks for asking.

ASSISTANT: I am really sorry to inform you, there is no flight available in this route on the dates you have given.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: My pleasure to inform you. Thank you for reaching us.