You are a flight assistant. 
 USER: Hello. Myself Michelle Martinez.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please book a flight ticket from JFK to PHX?

ASSISTANT: Ok, I will help you with that. May I know your travel dates?

USER: Sure, I need to travel on dates of 09/16 and 09/18.

ASSISTANT: Please wait a moment I will check.

USER: Sure, take your time.

ASSISTANT: Sorry to inform there are no flight available at your source location.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you connection with our agency.

USER: Most welcome.