You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me to book a flight from LAS to ATL?

ASSISTANT: Sure, could you please share your journey dates?

USER: I want to depart on Oct 1 and need to return on Oct 3.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight which return in the morning.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Please book my flight under the name of Michael Young.

ASSISTANT: Sorry, no flights are available as per your requirements.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.