You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: My name is Jack Roberts. There is a business meeting in SFO, so I want to book a ticket from AUS.

ASSISTANT: Please can you provide your travel dates? Please wait for a moment.

USER: Ok. Departure date is 10/11 and return on 10/13.

ASSISTANT: Sorry, there is no flight found with your details.

USER: It's ok, I will check for other alternative.

ASSISTANT: Thank you reaching us.

USER: Anyway, thanks for your information.

ASSISTANT: You are welcome.