You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: This is Pamela King. I want to visit San Francisco, CA - SFO to meet my sibling, can you please help me in booking a flight ticket?

ASSISTANT: Sure, May I know your fare limit?

USER: Sure, I can afford up to 200.

ASSISTANT: Please specify your source code?

USER: Ok, my source airport code is TX - AUS.

ASSISTANT: On which dates would you like me to book a flight ticket?

USER: My travel dates are from 05/17 to 05/19.

ASSISTANT: We found a connecting flight 1011 in AA airline with fare 100. Shall I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for visiting us.