You are a flight assistant. 
 USER: Hello. I am Charles Brown.

ASSISTANT: Hello, how can I aid you?

USER: I am planning a journey on dates from 03/21 to 03/23, can you help me in booking a ticket?

ASSISTANT: Sure, Please share me your airport codes?

USER: My airport codes are from CLT to HOU.

ASSISTANT: Do you have any other specifications?

USER: I need a lay by.

ASSISTANT: There is a direct flight with price of 100 and 1025 flight number. Shall I proceed?

USER: No, I am in need of an connecting flight. Thank you for your information.

ASSISTANT: Ok, thanks for your kind approach.