You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Myself Edward Phillips. I need to travel Atlanta,can you please reserve flight ticket from LAS and ATL?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates? Do you have any specifications?

USER: My travelling dates are Oct,24 and Oct,26. I need a single connection.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: That's ok, I will choose any other alternate source to travel my destination.

ASSISTANT: Thank you for reaching us.