You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you now?

USER: I am planning to attend the earth and nature festivals in New York, LGA. Can you help me to book a flight ticket?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My planned dates are Nov 02 and 04.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: I am comfortable to travel in any time.

ASSISTANT: Can I have your good name please to proceed further?

USER: Sure, Emma Thompson here.

ASSISTANT: Ok, please let me know the airport code of your source locations.

USER: My source is from Phoenix, PHX.

ASSISTANT: Do you have any other specifications to get best flight for you?

USER: I need a break in my journey.

ASSISTANT: Ok, please be on hold for a moment.

USER: Sure.

ASSISTANT: Sorry Emma Thompson, no flight is available to you on your dates.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us, have a good day.