You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Stephen Young. Please assist me in booking a flight ticket from PHX to DFW.

ASSISTANT: May I know your travel dates?

USER: My travel dates are from Apr 30th to May 2nd.

ASSISTANT: Do you have any preferences?

USER: Yes, I need to return in the morning. I want a break in between my journey.

ASSISTANT: Ok, flight-1001 is available in Frontier airlines with single connection and the flight fare is 100. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.