You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be in your service?

USER: I am looking for a flight from IAH to CLT, can you help me out in booking the flight ticket?

ASSISTANT: Ok, please can I know your dates of journey?

USER: My trip dates are from Feb 28th till Mar 1st.

ASSISTANT: Ok, please let me know your specifications?

USER: I just need a direct flight.

ASSISTANT: Ok, please can I know your name to book?

USER: Myself Brenda Young.

ASSISTANT: Ok, please let me know if you need anything else.

USER: No.

ASSISTANT: Sorry, there is no flight available as per your need.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing our agency.