You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Margaret wright.

ASSISTANT: How can I assist you today?

USER: I am planning to visit my cousin's home to attend a birthday party. Can you please help me out to book a ticket?

ASSISTANT: Sure, we are glad to assist you in booking your flight.

USER: Thank you.

ASSISTANT: When did you schedule your travel?

USER: My journey dates are from 07/15 to 07/17.

ASSISTANT: Kindly, provide your location codes.

USER: My round trip airport code is Phoenix, AZ - PHX.

ASSISTANT: Do you want any halt in between your journey?

USER: Yes, I need a whistle stop in my journey.

ASSISTANT: Thanks for sharing the information.

USER: Ok.

ASSISTANT: There is no flight found on your route.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us.

USER: Thank you for kind information.