You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Kathleen Miller. I need to book a direct flight to meet my Granny at FL - MCO, so can you please book a flight ticket from TX - DFW?

ASSISTANT: Sure, I am happy to help you. Please help me with your trip dates?

USER: My trip dates are 09/10 to 09/12.

ASSISTANT: May I know your price limit?

USER: Sure, my price limit is 1000.

ASSISTANT: There are no flights as per your schedule.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Thanks for your kind service.