You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, please share me your planned journey dates?

USER: MY planned journey dates are from July 28th to July 30th.

ASSISTANT: Do you want a connecting flight.

USER: I want a direct flight.

ASSISTANT: Is there any other requirement related to booking?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Ruth Adams.

ASSISTANT: Thank you for the details, sorry there is no flight found on your given journey data.

USER: No problem. Thank you.

ASSISTANT: Thank you for visiting us, we hope see you again.