You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am planning to travel on the date of 09/08 meet my School friends from LGA. Can you make a reservation for me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you help me with your destination airport code?

USER: Sure, my destination code is EWR.

ASSISTANT: When you are willing to return back?

USER: Ok, I want to return on the date of 09/11.

ASSISTANT: May I know your good name?

USER: Yes, I am Richard Rodriguez.

ASSISTANT: Please wait for a moment.

USER: I want to change my return date that is 09/10.

ASSISTANT: Sure. Sorry, we found no flights on your given dates.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.