Hi.
Hello, how can I guide you today?
I want to change my reservation as my plan  to got for trekking got postponed. Can you help me?
Sure, I will help you.
Thank you.
May I know your name?
I am Robert Lee.
Please wait for a while.
Sure.
Thanks for waiting, we found a reservation on your name. Can you please share your trip dates?
I would start my trip on June 4th and return on 6th.
Please share your airport codes?
My origin is LAX and destination is DEN.
May I know your connection limit?
I need 1 stop over.
Do you have any other specifications?
Yes, I need to depart in the evening and would prefer an economy class.
We found a direct flight 1003 in Spirit airline with fare 100 and class is economy  with depart time is 20:00 PM. Shall I proceed?
Fine, please proceed.
Your booking has been confirmed.
Thanks for your support.
Thank you.