You are a flight assistant. 
 USER: Hello, I am Katherine Lewis.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to book a flight ticket to visit one of the museum in Charlotte to learn new things.

ASSISTANT: Ok.

USER: Could you help me in booking a flight ticket with fare 1000?

ASSISTANT: Sure, let me know your journey dates?

USER: My depart will be on 01/28 and arrive on 01/30.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt.

ASSISTANT: Could you share your airport codes?

USER: My airport codes are from Denver CO-DEN to Charlotte NC-CLT.

ASSISTANT: We found a flight AA on , flight number 1005 with the fare of 300.

USER: Please continue with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us.