You are a flight assistant. 
 USER: Hello. I am Christopher Williams.

ASSISTANT: Hello how can I aid you?

USER: I prefer to travel from CLT to PHL, can you please help me to book a flight ticket?

ASSISTANT: Ok, please provide me the dates.

USER: I prefer to travel on 04/29 and 05/01.

ASSISTANT: We found the airline Hawaiin, with halt one can I proceed.

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your ticket is conformed with filght number 1000.

USER: Thank you for your service.