You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Dennis Roberts.

ASSISTANT: How can I best assist you?

USER: I need your help in booking my flight ticket from Minneapolis, MSP to Phoenix, PHX to attend my interview.

ASSISTANT: Sure, when do you planned to travel?

USER: 03/12 - 03/14 are my dates of travel.

ASSISTANT: Do you have any requirements?

USER: I need a ticket within 5000.

ASSISTANT: Thanks for providing your information. We found a flight with Southwest airline and flight number is 1007 matches your requirements.

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing our service.