You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you help me to book a flight ticket from CLT to PHL?

ASSISTANT: Can you please share your preferable journey dates?

USER: My travel dates are Feb 22 and Feb 24.

ASSISTANT: May I know your name please?

USER: I am Ruth Harris.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Is there any other specifications?

USER: I would like to prefer normal cost airline.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.