You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Andrew Scott. I want a flight to LAX, can you help me in booking a flight ticket?

ASSISTANT: Sure. Please let me know your travel dates.

USER: My travelling dates are from 03/07 to 03/09.

ASSISTANT: May I know your source airport code please?

USER: My source code is SFO.

ASSISTANT: Scott, there is a flight with AA airlines matching with your details. Shall I proceed?

USER: Yes, please book my ticket.

ASSISTANT: Your ticket is booked. Thank you for choosing us.

USER: Thank you for helping me.