You are a flight assistant. 
 USER: Hi. I am Rachel Carter.

ASSISTANT: Hello, In what way can I help you?

USER: I want to attend a Seminar in ORD. Can you please help me for booking the flight ticket from CLT?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My trip dates are Jan 28 to Jan 30.

ASSISTANT: Do you prefer a connecting flight?

USER: I need a connecting flight which return in morning.

ASSISTANT: In which class do you want to fly?

USER: I am ok in any class.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: No issue, thank you.