You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Anna Jackson here.

ASSISTANT: Welcome to our flight booking agency Anna Jackson.

USER: I would like to travel with my family members to visit North Carolina, can you please help me to book a ticket from ORD to CLT?

ASSISTANT: Can I know your travelling dates for this trip?

USER: Sure, my dates of journey for Chicago to Charlotte is from 05/15 to 05/17.

ASSISTANT: Sorry no flights are currently available for you, all flights are booked for the holiday season.

USER: Ok, no issues.

ASSISTANT: I will inform you if any cancellation happens on the flights in this route.

USER: Sure, thank you for providing your assistance.

ASSISTANT: Thank you for reaching our agency.

USER: Welcome.

ASSISTANT: That is part of my job to assist you, thank you.

USER: Thank you.