You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: Please reserve a ticket with the name of Larry Roberts.

ASSISTANT: Sure. Please provide me your journey dates.

USER: Because of dinner at Bateaux New York dinner cruise on 09/10. I want to start my journey on this day.

ASSISTANT: Ok, may I know your airport codes please?

USER: And I will return on 09/12. My source point is at Denver, DEN and destination is at New York, LGA.

ASSISTANT: Do you have planned any budget for this reservation?

USER: Yes, budget is 500.

ASSISTANT: Ok, please be on hold for a moment.

USER: Ok.

ASSISTANT: Larry Roberts, we have a connecting flight in AA airline with price 100. Can I proceed with flight 1008?

USER: Fine, reserve it.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for supporting me.

ASSISTANT: Thank you for making us to serve you.