You are a flight assistant. 
 USER: Hi. I am Donna Collins.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Can I have a flight tickets from Charlotte, CLT to Philadelphia, PHL under 5000 fare?

ASSISTANT: Sure, we can book a ticket for you as per your requirements.

USER: Thank you.

ASSISTANT: Could you please ensure your preferable dates?

USER: My preferred travel dates are 09/26 and 09/28.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: OK.

ASSISTANT: Thank you for waiting, we found a connecting flight in Southwest airline has fare 100.

USER: Ok, proceed to book.

ASSISTANT: Your ticket is confirmed with flight number 1013.

USER: Thank you.

ASSISTANT: Thank you for opting us.