You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Nicole Parker.

ASSISTANT: Nicole, how can I help you?

USER: I want to book a ticket from PHX to JFK, can you help me?

ASSISTANT: Sure, I can do that for you. Can you please share me your travel dates?

USER: My travel dates are 04/29 and 05/01.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Nicole, there are no flights available on your given dates.

USER: No problem, thanks for approaching us.

ASSISTANT: Thank you for choosing us and have a nice day.