You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: I am Nicholas Baker. I need to schedule my trip to Charlotte for attending a business meeting. Can you help me in my booking?

ASSISTANT: Sure.

USER: Ok.

ASSISTANT: Please share me your airport codes.

USER: My source airport code is Houston, TX - HOU. My destination is Charlotte, NC - CLT.

ASSISTANT: May I know your travelling dates?

USER: I will start my journey on 05/23. I will catch my return flight on 05/25.

ASSISTANT: We found a Hawaiin airline, flight number:1005 and the price is 200.

USER: Proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.