You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am Patricia Collins. I am planning to travel from EWR to PHX, can you help in booking a flight ticket?

ASSISTANT: Ok, sure I am here to help you. Can you please tell me preferable dates?

USER: My date of travelling is on 05/18 to 05/20.

ASSISTANT: I have searched a flight ticket with price 200 and AA as airline. Shall I proceed?

USER: Proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Most welcome.