You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I need a direct flight for an emergency in Minneapolis in the month of August. Can you please help me to book a flight ticket from DFW to MSP?

ASSISTANT: Sure, I will help you in booking the ticket.

USER: Thank you.

ASSISTANT: May I know your travelling dates please?

USER: Sure, my travelling dates are 08/11 and 08/13.

ASSISTANT: Please hold on.

USER: Ok, please make sure the flight ticket booking should be on my name Christopher Martin.

ASSISTANT: Sorry, there are no flights found in our database.

USER: Not an issue, anyway thank you for the help.

ASSISTANT: Thank you for choosing us.