You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Stephen Smith, I want to book a ticket to Charlotte, CLT to go for shopping. Can you please book a ticket on Nov 7?

ASSISTANT: May I know your travelling dates?

USER: I want to return on Nov 9.

ASSISTANT: Ok, may I know your source airport code?

USER: I want to start from Washington, IAD.

ASSISTANT: May I know your depart and arrival timings?

USER: My depart time is afternoon.

ASSISTANT: Let me know the connection limit please?

USER: Sure, I want one connection.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Sorry, no flights found on your route.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.