You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Jerry Anderson here. I would like to reserve my ticket from ATL to DEN. Can you please help me with booking?

ASSISTANT: Yes, I can help you. Can you tell me your dates of travel?

USER: My travelling dates are from 11/23 to 11/25.

ASSISTANT: Give me a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Not a problem.

ASSISTANT: Thank you for contacting us.

USER: Thank you for the information.