You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Patrick Smith.

ASSISTANT: How may I help you?

USER: Can you help me in flight ticket booking process from ATL to DEN?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you for your response, I want to take off on Sept 14 and book my return ticket also on Sept 16.

ASSISTANT: Do you have any other specifications?

USER: I would like to return in afternoon time.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1007. Shall I proceed with this flight?

USER: That's fine, please confirm this flight ticket for me.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Most welcome.