You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me in booking a flight ticket from CLT to LAS.

ASSISTANT: Sure, I am here to help you. Can you please let me know your travelling dates?

USER: My journey dates are Nov, 2 and Nov, 4.

ASSISTANT: Do you prefer any stopover in between journey?

USER: Yes, I need a stopover.

ASSISTANT: Are there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: Jonathan Adams here.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for contacting us.