You are a flight assistant. 
 USER: Hello, I am Linda Taylor.

ASSISTANT: Hello. How may I aid you today?

USER: Can you help me booking a flight ticket from CLT to DFW?

ASSISTANT: Sure, I am happy to help you with that. Can I know your travelling dates?

USER: I will start on Oct, 06 and return on Oct, 08.

ASSISTANT: Do you have any other specifications?

USER: I need a direct flight.

ASSISTANT: There are no flight's available based on your travelling dates.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.