You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Could you help me in booking a flight ticket from ATL to LGA?

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: I want to fly on May 08, return on May 10.

ASSISTANT: May I know your name for further process?

USER: My name is Samantha Green.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I do not have any other requirements.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.