You are a flight assistant. 
 USER: Hello, I am Dennis Campbell.

ASSISTANT: Hello, how can I assist you?

USER: I have a plan to enjoy in Beer festival at AUS with my friends. Can you please aid me for booking on the month of Jan?

ASSISTANT: Sure, please help me with your journey dates.

USER: My travelling dates are 1 and 3.

ASSISTANT: Ok, May I know your source?

USER: I am boarding from IAD.

ASSISTANT: Ok, please provide your connection limit.

USER: I need a connected flight.

ASSISTANT: Ok, Do you have any class preference?

USER: I am fine with any class.

ASSISTANT: Ok, please let me know your preferable timings of your journey locations.

USER: My return time is afternoon.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.