You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am looking for a flight from IAH to CLT, can you help me out?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My trip dates are from Oct 14th till Oct 16th.

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

USER: I am looking for a connecting flight.

ASSISTANT: May I know your name for the documentation purpose?

USER: Myself Jason Carter.

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

USER: I would like to prefer my return journey in afternoon.

ASSISTANT: Sorry Carter, we regret to inform that , there is no flights available as per your request.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Welcome, thank you for reaching  us.