You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Rachel Evans.

ASSISTANT: How may I serve you at this moment?

USER: Can you help me in booking me a direct flight for my journey to Atlanta in the month of August?

ASSISTANT: Sure, may I know your travelling dates.

USER: Sure, my travelling dates are Aug 29 and Aug 31.

ASSISTANT: Ok, please provide your airport codes.

USER: Sure, my airport codes are JFK and ATL.

ASSISTANT: Kindly mention your class preference?

USER: I am comfortable with any of the class.

ASSISTANT: Ok, do you have any other preferences?

USER: I need to departure from my location in the afternoon.

ASSISTANT: Ok, please wait for few minutes. There are no flights found on your requested dates.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.