You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am John Thomas.

ASSISTANT: How can I assist you at this moment?

USER: Can you help me to book a flight ticket to meet my nephew in AUS from SFO?

ASSISTANT: Sure John Thomas, I am ready to help you with that. Can I have your travel dates please?

USER: I would like to travel on 03/21 and 03/23.

ASSISTANT: Ok, please wait a moment to check flight availability.

USER: Sure.

ASSISTANT: I have found a flight in Hawaiian airlines which is having connection 1 and the ticket fare is 200. Is it ok for you?

USER: Can you please search for a direct flight?

ASSISTANT: Sure, I will check with that.

USER: Thank you.

ASSISTANT: Sorry Thomas, no flight is available to you with connection 0.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.