You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: My name is Jerry Brown. Can you please check the availability of flights on the month of Sept and planned dates are 6 and 8?

ASSISTANT: Sure, please provide your journey airport codes.

USER: Sure, my journey airport codes are from DTW to EWR.

ASSISTANT: Ok, May I know your class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, please help me with your depart and return timings.

USER: My depart time is evening.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your patience, There were no flights found with your given details.

USER: Ok, thanks for your help.

ASSISTANT: Thank you for choosing us.