You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you please book a flight ticket from LAS to HOU?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: Thank you. I have planned my travel dates as Dec 06 and Dec 08.

ASSISTANT: Do you need any connecting flight for your journey?

USER: I am looking for single connecting flight.

ASSISTANT: Can you please let me know do you have any other requirement?

USER: I would like to depart in afternoon time so please check with that.

ASSISTANT: Please provide your name for further proceeding.

USER: Sure, myself Lisa Rodriguez.

ASSISTANT: Sorry to say this Lisa Rodriguez, there are no flights which travels to your region.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.

USER: Most welcome.