You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: My name is Shirley Garcia. I want to book a flight ticket from DEN to ATL. Please help me in booking a flight ticket.

ASSISTANT: Sure, let me know your travelling dates.

USER: My trip dates are from 01/31 to 02/02.

ASSISTANT: Please share your specifications.

USER: I need a halt in between my journey.

ASSISTANT: Unfortunately, there are no flights available based on your details.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for choosing us.