You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket  to Austin, please help me with a connecting flight.

ASSISTANT: Sure. May I know your travel dates?

USER: I want to fly on 05/22 and return on 05/24.

ASSISTANT: Can you provide airport codes?

USER: My origin point is CA- SFO and Dest point is TX- AUS.

ASSISTANT: Do you have any price limit?

USER: I need the ticket within price 200.

ASSISTANT: Thanks for the information. We did not found any flights matching your requirements.

USER: No problem, thank you for the information.

ASSISTANT: Can you please provide your good name?

USER: I am Shirley Garcia.

ASSISTANT: Thanks for choosing us.