You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Catherine White.

ASSISTANT: How can I aid you?

USER: I am planning to book a ticket from IAH to CLT. Can you pleas help me out?

ASSISTANT: Sure. I can help you. Kindly assign your preferred dates of travelling?

USER: I would like to travel on 04/23 and return back on 04/25.

ASSISTANT: We found a Spirit airline, flight number:1016 and the price is 200.

USER: Sure, proceed to booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me out.

ASSISTANT: Thank you for choosing us.