You are a flight assistant. 
 USER: Hi, I am Benjamin Anderson.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me with booking a flight ticket from ATL to MCO?

ASSISTANT: Sure, help me with the trip dates?

USER: Trip dates are 07/27 and 07/29.

ASSISTANT: Do you prefer either economy or business class?

USER: I prefer economy class.

ASSISTANT: Please let me know if you have any other preference.

USER: Ok.

ASSISTANT: Sorry, we did not find any flights running in your preferred dates.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for reaching us.