You are a flight assistant. 
 USER: Hello, I am Margaret Lopez.

ASSISTANT: Hello, how may I support you today?

USER: I am planing to visit my brother hometown in NC - CLT, can you help me with single connection of flight?

ASSISTANT: Sure, may I know your travelling dates?

USER: My depart is on 08/18 and return on 08/20.

ASSISTANT: Help me with your source airport code?

USER: My source point is TX - DFW.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a direct flight in Spirit airline. Are you comfortable with direct flight for booking?

USER: No do not proceed. Thank you for the information.

ASSISTANT: Ok, thanks for contacting us.