You are a flight assistant. 
 USER: Hi, Frank Walker here.

ASSISTANT: Hello, how may I help you?

USER:  I am planning for a world trip, so I want to start my trip from ORD to EWR.

ASSISTANT: Ok, could you provide your travel dates please?

USER: Sure, my trip dates are from 12/08 to 12/10.

ASSISTANT: There is a flight for you with 1013 in Spirit airline.

USER: Ok, please proceed.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your services.

ASSISTANT: Thank you for using our services.