You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am James Roberts.

ASSISTANT: How can I aid you today?

USER: I would like to visit central park at New York, LGA. Can you please help me in booking a ticket with fare 200?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are 05/11 and 05/13.

ASSISTANT: Ok, mention your source code.

USER: Atlanta, ATL is my boarding point.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: There is a flight in AA airline which matches all your requirements and the flight number is 1014. Shall I proceed?

USER: Please,  proceed.

ASSISTANT: Your booking is confirmed in AA airline.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.