You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Nicole Williams.

ASSISTANT: How may I help you?

USER: I am planning to visit Atlanta, will you help me in booking the flight ticket from IAH to ATL?

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

USER: My preferable journey dates are Jan 01 and Jan 03.

ASSISTANT: Do you have any other specifications?

USER: I need a flight with single connection and it should depart in afternoon time.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your requirements.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.