You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Samuel Clark.

ASSISTANT: Clark, how may I assist you today?

USER: I want to meet my friend's.I want to book a ticket.

ASSISTANT: Ok. May I know Your trip details?

USER: My airport codes are from NY-JFK to TX-AUS. My trip dates are from 07/28 to 07/30.

ASSISTANT: Clark, I found UA airline with 0 connection. Can I proceed for booking?

USER: Sorry, I want the flight with 1 connection.

ASSISTANT: Sorry, no flight with 0 connection.

USER: Ok, thank you for your help.

ASSISTANT: It's my pleasure. Have a nice day.