You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Gregory Garcia. I have to attend my friend's wedding at Las Vegas, could you please help me with booking a flight ticket from CLT?

ASSISTANT: Sure, I will help you with that.Can you please mention your travelling dates?

USER: I would like to take off on 04/17 and return on 04/19.

ASSISTANT: Wait for a moment. Can you please mention your destination code?

USER: My destination airport code is LAS.

ASSISTANT: I found a ticket for you with price 100, flight number is 1009 and connection 1.Shall I proceed the booking?

USER: Please proceed with the booking.

ASSISTANT: I confirmed your ticket successfully with Delta airline.

USER: Thank you for the help.

ASSISTANT: Thank you for contacting us, have a safe journey.