You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I assist you today?

USER: I am Thomas Moore from Denver.

ASSISTANT: Thanks for sharing your name.

USER: I would like to make a plane reservation to Atlanta, GA - ATL from CO - DEN to visit the Centennial Olympic park. Can you help me in doing this?

ASSISTANT: Sure, we are euphoric to help you. When you will start your journey from Denver to reach Atlanta?

USER: I need to reach there by 03/21.

ASSISTANT: What do you prefer connecting flight or direct flight?

USER: I am looking for a break in the middle of my journey. So I will choose connecting flight only.

ASSISTANT: Can you please ensure your arrival date?

USER: Yes, I would arrive on 03/23.

ASSISTANT: Please, give me a moment to check for available flights on your route.

USER: Sure, take your own time.

ASSISTANT: Thanks for your valuable time. Sorry Thomas Moore, no flights found on your request travelling dates.

USER: That's alright. Thanks for your assistance.

ASSISTANT: Thank you for choosing us, have a nice day.