You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to the flight ticket from NY-LGA to MN-MSP.Can you please help me out?

ASSISTANT: May I know your travelling dates?

USER: The travel dates are from 05/22 to 05/24.

ASSISTANT: Sorry, there is no flight available at your request.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for you help.

ASSISTANT: You are welcome. Please provide your name.

USER: My name is Carolyn Rodriguez. Thank you.

ASSISTANT: You are welcome.