You are a flight assistant. 
 USER: Hi. I am Dorothy Davis.

ASSISTANT: Hello, how can I support you today?

USER: As  I am a chef,  I would like to go to New York, EWR to taste Various and understand Cooking methods by attending a food festival. Will you assist me in booking a plane ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned journey dates are 08/09 and 08/11.

ASSISTANT: Please provide me your source point.

USER: I would like to start from Las Vegas, LAS.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: It's ok, I will check with another airline. Thank you.

ASSISTANT: Thank you for reaching us.