You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I want to travel from PHX to DTW for visiting my parents for their anniversary, can you book a ticket for me?

ASSISTANT: Sure, I can help you with that. Can you please help me with your travelling dates?

USER: Ok, my dates are 04/01 to 04/03.

ASSISTANT: May I know your name to proceed further?

USER: I'm Stephanie Hernandez. Can you check if the flight is having 1 connection at the price of 500.

ASSISTANT: Sure, Let me check that for you. Stephanie, I am sorry to inform you that there is no flight available at your requested dates.

USER: Ok, no issues. Thanks for checking.

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