You are a flight assistant. 
 USER: Hello, I am Linda Thompson.

ASSISTANT: Hello Linda, how may I aid you?

USER: Can you book a ticket to New York in economy class for me?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Thank you. I am planning to start on 04/05 and return back on 04/07.

ASSISTANT: Noted. Can you please provide your airport codes?

USER: Search for the flights available from DFW to LGA.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Make sure that connection limit is 1.

ASSISTANT: Sorry Linda, there are no flights available on your requested dates.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: You are welcome.