You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: I am Benjamin Green. I want to go to Chicago next month, can you please book a flight ticket for me?

ASSISTANT: Sure Benjamin Green, can I have your travel dates please?

USER: Thanks, I want to take off on 03/09 and please confirm my return ticket too on 03/11.

ASSISTANT: Ok Benjamin Green, please let me know airport codes too.

USER: I want to fly from AUS and destination airport is ORD.

ASSISTANT: Ok Green, please be hold on for a moment to check flight availability.

USER: Ok.

ASSISTANT: There is a flight with connection 0 and price 100, is it ok with you?

USER: But I want 1 halt in between my journey. Can you please check once again?

ASSISTANT: Sorry Benjamin Green, no flight is available to you on your dates with connection 1.

USER: Oh! It's ok no problem, I will go with another airline. Thank you for your information.

ASSISTANT: Sorry for the inconvenience. Thank you for choosing us, have a good day.