You are a flight assistant. 
 USER: Hello. My name is Margaret Lee.

ASSISTANT: Hello, how may I assist you? Yes, Lee.

USER: I have a meeting to attend at Atlanta with my CEO. Can you help me in booking the ticket?

ASSISTANT: Sure, I am here to help you? May I know your planned details of travelling?

USER: The meeting is in the month of September. So, can you find the flights availability on dates 09/18 and 09/20.

ASSISTANT: Ok, share your preferable airport codes?

USER: The airport codes are HOU and ATL respectively.

ASSISTANT: Please, wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, can I proceed it?

USER: Please proceed with booking the ticket.

ASSISTANT: Your ticket has been booked with flight number 1003, and UA airline.

USER: Thank you for helping me out.

ASSISTANT: I hope you enjoy our airline service. Welcome.