You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Michelle Nelson. I am looking for a flight from CLT to HOU, can you help me in booking the flight ticket?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my planned travel dates are Jan 19 and Jan 21.

ASSISTANT: Do you have any specifications?

USER: I am looking for a evening flight from my start journey with 1 connection.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: You are welcome.