You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Nelson.

ASSISTANT: George Nelson, how may I assist you today?

USER: I want to book a ticket from Atlanta, ATL to Houston, HOU. can you please make a reservation?

ASSISTANT: Sure, I will help you with it. Please let me know with your planned travel dates.

USER: My travelling dates are on Aug 07 and Aug 09.

ASSISTANT: George Nelson, do you need a direct or connecting flight?

USER: No I need a connecting flight.

ASSISTANT: I am sorry to inform you that there is no flight available as per your requirements.

USER: Ok, not an issue. Thank you for reaching us.

ASSISTANT: Thank you for approaching us. Have a great day.