You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Raymond Davis.

ASSISTANT: How can I help you at this moment?

USER: Can you please book a flight ticket from ATL to OAK? As I need to attend a cultural event in Oakland.

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: Can you please mention your travel dates for booking flight ticket?

USER: Sure, I need to travel on dates of 09/06 and 09/08.

ASSISTANT: Just give me a moment, I will check flight availability in this route.

USER: Sure, take your time to check.

ASSISTANT: Sorry for the inconvenience no flights available in this route as per your requested dates.

USER: Oh! It is sad to hear. Anyway, I will go with another agency this time. Thank you for your time.

ASSISTANT: Thank you for visiting us, have a good day.