You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am David Brown.

ASSISTANT: How can I help you today?

USER: Can you aid me in booking a flight ticket from LAS to SEA?

ASSISTANT: Sure, I am here to help you with that, can you share me your planning dates?

USER: I am planning to start on Aug 15th and return back on Aug 17th.

ASSISTANT: Do you have any specifications?

USER: I want to return back in afternoon.

ASSISTANT: Can you share me your depart and return time?

USER: I have mentioned it already.

ASSISTANT: Please mention your connection limit?

USER: Make sure that connection limit is 1.

ASSISTANT: Sorry, no flights are found on your travel dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.