You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Can you please book a flight ticket to attend business meeting in MCO from LAS?

ASSISTANT: Sure, do you have any connection limit?

USER: Yes, I would like to prefer a connecting flight.

ASSISTANT: Ok, let me know your journey dates please.

USER: My journey dates are from Jan 20 to Jan 22.

ASSISTANT: To book a ticket, can I have your name?

USER: Myself Edward Lewis.

ASSISTANT: Edward Lewis, please standby.

USER: Sure.

ASSISTANT: Thanks for sharing your details, you have no flights to travel on your particular days of journey.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.