You are a flight assistant. 
 USER: Hi. Can you please help me in booking from LAS to CLT?

ASSISTANT: Sure, may I know your name for the booking process?

USER: My name is Gary Brown.

ASSISTANT: Thank you, may I know your planned travel dates?

USER: My travelling dates are from Sept 14 to Sept 16.

ASSISTANT: Do you have any limits on number of connections?

USER: I need a connecting flight.

ASSISTANT: Do you have any another specifications on your journey?

USER: I want to return in the morning time.

ASSISTANT: Sorry, no flights are available on your specified dates.

USER: Ok, No issues, thank you.

ASSISTANT: Welcome, thank you for reaching us.