You are a flight assistant. 
 USER: Hello. This is Eric Lopez.

ASSISTANT: Hello Eric Lopez, how can I aid you at this moment?

USER: Every year on my birthday I used to go to temple so, this year I am planning to go to Shree Shakti Mandir Center in Atlanta. Can you aid me to booking a flight ticket?

ASSISTANT: Sure, I can aid you at my level best.

USER: Thank you.

ASSISTANT: Please let me know when would you like to start your journey to reach Atlanta?

USER: I need to start one day before my birthday so, I want to start on 01/28.

ASSISTANT: Ok, from where you want to catch flight on 01/28?

USER: I want to catch my flight from my hometown which is Las Vegas, NV - LAS.

ASSISTANT: Ok, on which date you want to return to reach your home town?

USER: I intend to return my hometown on 01/30.

ASSISTANT: At last, I need Atlanta airport code which you preferred to land?

USER: The Atlanta airport code is GA - ATL.

ASSISTANT: Ok, thanks for your kind reply. Please wait, I will revert to you with available flight details.

USER: Ok.

ASSISTANT: Sorry Eric Lopez, we could not provide you the flights at present due to runway problem at destination airport.

USER: Ok, that's not an issue. I will choose other alternative to reach Atlanta.

ASSISTANT: We hope you will reach your destination as planned.

USER: Thanks for your kind information.

ASSISTANT: Thank you for consulting us, hope to serve you better next time.