You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Michelle Green.

ASSISTANT: Green, how may I help you?

USER: I would like to meet my friend at Houston, will you help in booking the flight tickets from PHX to IAH?

ASSISTANT: Green, could you please share me your journey dates?

USER: My preferable journey dates are 05/14 and 05/16.

ASSISTANT: Green, there is a flight-1018 with Delta airlines and the ticket fare is 100. Shall I proceed for booking?

USER: Ok, proceed with the booking.

ASSISTANT: Green, your ticket is booked successfully.

USER: Thank you for helping me.