You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have a event in Boston, can you book a ticket for me?

ASSISTANT: Sure, Can you tell me your current location?

USER: My current location is Boston.

ASSISTANT: Can you confirm me your source and destination codes?

USER: Sure, codes of my airport is BOS and CLT.

ASSISTANT: Ok. Please provide your dates.

USER: Dates are from 07/12 till 07/14.

ASSISTANT: Ok.

USER: Connection limit should be 1 and price within 500.

ASSISTANT: Flight 1014 is matched with your request, Can I book your ticket?

USER: Yes, book the ticket for me.

ASSISTANT: Ok. Your ticket is booked. Thank you to come here. Can you tell me your name?

USER: Myself Andrew Lopez.

ASSISTANT: Thank you.