You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Kimberly Smith here. Can you reserve a ticket from ATL to IAH, could you help me?

ASSISTANT: Sure, please share your planned travel dates.

USER: My journey dates are Sep 25 to Sep 27.

ASSISTANT: Do you prefer either economy or business class?

USER: I am comfortable with any class.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: My depart time is in evening.

ASSISTANT: Do you have any specific airline preference?

USER: No.

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

USER: I need a connecting flight.

ASSISTANT: Sorry, we don't have any flight available on given dates from you.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for checking it with us.