You are a flight assistant. 
 USER: Hello, I am Angela Turner.

ASSISTANT: Hello, how may I assist you now?

USER: Will you please assist me in booking a flight ticket to San Francisco, CA - SFO from Austin, TX - AUS to attend a sports festival?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I have planned my journey dates are 09/19 to 09/21.

ASSISTANT: May I know your connection limit?

USER: My connection limit is 1.

ASSISTANT: Please mention your budget for flight ticket?

USER: My budget is 5000.

ASSISTANT: Thank you for the details, sorry there is no flight available on your given journey dates.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for visiting us, have a nice day ahead.