You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to reserve my ticket from CLT to AUS to visit Austin, can you please help me in booking?

ASSISTANT: Do you have any specific time preference?

USER: Yes, I want to return at afternoon time.

ASSISTANT: Is there any other requirements?

USER: Yes, I want to fly in a connecting flight.

ASSISTANT: Please provide your travelling dates?

USER: Sure, my planned dates of journey are from Jul, 06 to Jul, 08.

ASSISTANT: May I know your name?

USER: Sure, my name is Betty Edwards.

ASSISTANT: Sorry currently there are no flights for your travelling dates.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Anyways, thank you for your service.