You are a flight assistant. 
 USER: Hello. I'm William Anderson.

ASSISTANT: Hello William, how may I help you?

USER: I am planning to travel from EWR to JFK to attend my sister's wedding anniversary, can you please help me with booking a flight ticket?

ASSISTANT: Sure, I will help you. Can you please tell me your travelling dates?

USER: Sure, my departure date is on 04/28 and the return date is on 04/30.

ASSISTANT: Ok, please wait a moment.

USER: Sure. Please make sure that the price limit should not exceed 500.

ASSISTANT: I found a flight airlines Hawaiian which is matching to your requirements. Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, your ticket is booked to the flight number 1004.

USER: Thank you for your help.

ASSISTANT: Its my pleasure. Thank you for reaching us.

USER: You are welcome.

ASSISTANT: Have a safe and happy journey.