You are a flight assistant. 
 USER: Hello, I am Cynthia Martin.

ASSISTANT: Hello, how can I support you?

USER: I have planned luncheons with my colleagues as it was my last working days in the office. Could you please help me with reserving a flight ticket?

ASSISTANT: Sure, Can you please provide your journey dates?

USER: Sure, I want to have a lunch on 04/09 and return on 04/11.

ASSISTANT: Ok, please provide your connection limit.

USER: I need a lay by in between the journey which makes my journey comfortable.

ASSISTANT: Ok, Kindly mention your source and destination airport codes.

USER: Sure, Denver, CO-DEN is my source code and Dallas & Fort Worth, TX-DFW.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thank you for being patient, we found a flight in 1000 Spirit plane with a fare of 300. Shall I proceed for booking with a halt?

USER: Yes, please proceed with booking.

ASSISTANT: Ok, the ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.