You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Thomas Hill. I would like to attend Global environmental Conference in Washington, IAD.

ASSISTANT: Ok.

USER: Can you please help me in booking on 02/17 and 02/19?

ASSISTANT: Sure, kindly mention your source airport code.

USER: My source point is Los Angeles, LAX.

ASSISTANT: Thank you for providing your journey details, please hold on.

USER: Sure.

ASSISTANT: Thank you for your time. You have a flight with airline Frontier and flight number is 1025 with 1 connection and price is 200. Can I reserve?

USER: Yes, please proceed.

ASSISTANT: Your reservation is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us, have a safe journey.