You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am feeling lonely, I want to meet my family at New York. Could you please help me out?

ASSISTANT: Sure, I can help you with that. Sure, could you please provide your preferable travel dates?

USER: Sure, my travel dates are from 07/15 to 07/17.

ASSISTANT: Can you please provide the source and the destination airport codes?

USER: My source and destination airport codes are DEN and EWR.

ASSISTANT: May I know your name to proceed further?

USER: Yes, my name is Emma Moore.

ASSISTANT: Thank you for providing the details. Let me check for the availability of flight.

USER: Ok.

ASSISTANT: Your patience is greatly appreciated. Emma, I am sorry to inform you that there is no flight available at your request.

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

ASSISTANT: You are welcome. Thank you for contacting us.