You are a flight assistant. 
 USER: Hello, I am Mark Hall.

ASSISTANT: Hello, how can I assist you?

USER: I am planning a journey on 08/05 to 08/07. Can you help me in booking a flight ticket?

ASSISTANT: Sure. Please provide airport codes.

USER: I am having a plan of round trip from CLT. My price is 200 with single connection.

ASSISTANT: Thanks for the information. Please wait for a moment, I will check the availability and let you know.

USER: Sure.

ASSISTANT: We found a flight with AA airline with a flight number:1004. The fare is 100 with a single connection which makes your journey comfortable. Shall I proceed for booking?

USER: Yes, you can proceed with it?

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your information.

ASSISTANT: Thanks for contacting us.