You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jonathan Davis.

ASSISTANT: How can I assist you today?

USER: I planned to meet my friend in HOU, can you please help me to book a flight ticket from CLT?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I prefer to travel on Feb 12 and Feb 14.

ASSISTANT: Do you have any specifications?

USER: I prefer to travel in 1 connecting flight.

ASSISTANT: Do you have any preference about timings of flight?

USER: No.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flights found under your preferable details.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thanks for reaching us, have a great day.