You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I lend a hand to?

USER: I am Dorothy Phillips. I am planning to book a ticket to attend a music event at DFW. Can you please help me out from MSP?

ASSISTANT: Phillips, I am willing to help you for this. When you are planning to leave?

USER: I would like to travel on 06/18 and return back on 06/20.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait for your reply.

ASSISTANT: Phillips sorry for inconvenience, no flights are available with your criteria.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you Phillips for utilizing our agency.