You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samantha Baker.

ASSISTANT: How can I assist you?

USER: I planned to attend for a wedding in AUS, can you please help me to book a flight ticket from ORD?

ASSISTANT: Ok, may I know your travelling dates?

USER: I prefer to travel on 08/09 and 08/11. I need a direct flight.

ASSISTANT: Sorry, no flights found on your dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Most welcome.